How To Charge IPhone To IPhone

Mobile Phone

Welcome to a comprehensive guide on how to charge an iPhone to another iPhone. In this day and age, where our mobile devices have become an integral part of our lives, it’s not uncommon to find ourselves in situations where one iPhone is low on battery while another has some juice left. So, what can you do to transfer power from one iPhone to another?

In this article, we will explore various methods and solutions to charge an iPhone using another iPhone. Whether you’re on the go and don’t have access to a power outlet, or simply want to help out a friend in need, this guide will provide you with the necessary information to keep your iPhone charged up and ready to go.

So, let’s dive in and discover the different ways in which you can easily charge an iPhone using another iPhone!

Inside This Article

  1. Overview
  2. Step 1: Check Compatibility
  3. Step 2: Use a Lightning to Lightning Cable
  4. Step 3: Connect the iPhones
  5. Step 4: Enable Charging
  6. Step 5: Monitor the Charging Process
  7. Troubleshooting Tips
  8. Additional Considerations
  9. Conclusion
  10. FAQs


Charging your iPhone using another iPhone is an innovative solution that can come in handy in certain situations. Whether you forgot to bring your traditional charger or simply find it more convenient to charge your iPhone using another iPhone, this method can be a useful alternative. In this article, we will guide you through the steps to charge an iPhone using another iPhone.

Before proceeding, it is important to note that not all iPhones support this feature. The ability to charge an iPhone using another iPhone is primarily dependent on the hardware capabilities of the devices involved. Therefore, the first step is to check the compatibility between the two iPhones.

Once you have confirmed that both iPhones are compatible, you will need a Lightning to Lightning cable. This is a special type of cable that allows you to connect the two devices together. It is essential to use a genuine and high-quality cable to ensure a safe and reliable charging process.

With the Lightning to Lightning cable in hand, you can now proceed to connect the iPhones. Plug one end of the cable into the charging port of the iPhone that will act as the power source, also known as the “host” iPhone. Then, plug the other end of the cable into the charging port of the iPhone that needs to be charged, known as the “guest” iPhone.

After connecting the two iPhones, you will need to enable charging on the host iPhone. This can be done by navigating to the Settings app and selecting the Battery section. Toggle on the “Allow Accessory Charging” option to enable the charging functionality.

Once the charging is enabled, you can monitor the charging process on the guest iPhone. Keep in mind that the charging speed may vary depending on the battery level of the host iPhone and the power consumption of the guest iPhone. It is recommended to leave the devices connected for a sufficient amount of time to ensure a complete charge.

In case you encounter any issues during the charging process, such as the devices not recognizing each other or the charging not initiating properly, there are a few troubleshooting tips you can try. Firstly, make sure that the Lightning to Lightning cable is securely connected to both iPhones. Additionally, check that both iPhones have enough battery power to initiate the charging process.

Lastly, it is important to consider a few additional factors when charging an iPhone using another iPhone. Charging an iPhone this way may put a strain on the battery of the host device, potentially leading to faster battery degradation. Therefore, it is advisable to use this method sparingly and primarily in emergency situations.

Charging an iPhone using another iPhone can be a convenient and practical solution when you find yourself in need of a quick charge. By following the steps outlined in this article and keeping in mind the compatibility and safety considerations, you can confidently charge your iPhone using another iPhone when the need arises.

Step 1: Check Compatibility

Before charging your iPhone with another iPhone, it’s crucial to ensure compatibility between the two devices. While Apple devices generally follow a standardized charging protocol, it’s essential to confirm that both iPhones are compatible with each other.

The first thing you need to check is the generation of your iPhones. If both devices are from the same generation, compatibility should not be an issue. However, if one device is significantly older or newer than the other, there may be compatibility limitations.

Next, consider the charging port. iPhones released since 2012 use a Lightning port for charging and data transfer. If both iPhones have Lightning ports, charging them together should not be a problem. However, if one device has a different charging port, such as the older 30-pin connector, you’ll need an appropriate adapter to make the connection.

It’s also worth noting that both iPhones should have a sufficient charge level to initiate the charging process. If one of the devices is almost completely drained, it may not be able to provide the necessary power to charge the other iPhone.

To check the compatibility, make sure you have the necessary equipment, including the correct charging cables and adapters if needed. If all the compatibility factors align, you’re ready to move on to the next step.

Step 2: Use a Lightning to Lightning Cable

Once you have confirmed the compatibility of your iPhones, the next step is to ensure that you have a lightning to lightning cable. This type of cable is specifically designed to connect two iPhones for charging purposes.

The lightning to lightning cable features identical lightning connectors on both ends, allowing you to connect one iPhone directly to another. This eliminates the need for any adapters or additional accessories.

To find a lightning to lightning cable, you can visit an authorized Apple retailer or search online. There are several reputable third-party manufacturers that produce these cables as well. Just make sure to choose a cable that is MFi certified, which ensures compatibility and safety.

When selecting a lightning to lightning cable, consider the length that best suits your needs. Shorter cables are more convenient for charging your iPhones while using them side by side, whereas longer cables offer more flexibility in terms of positioning and movement.

Once you have obtained a lightning to lightning cable, ensure that both iPhones are powered off before proceeding to the next step. This will help prevent any potential damage or interference during the charging process.

Now that you have a lightning to lightning cable and your iPhones are turned off, you are ready to connect them and start charging. Move on to the next step to learn how to establish the connection between the devices.

Step 3: Connect the iPhones

Now that you have checked the compatibility and have the Lightning to Lightning cable ready, it’s time to connect your iPhones. Follow these steps to ensure a successful connection:

  1. Make sure both iPhones are unlocked and turned on. You won’t be able to establish a connection if either device is powered off.
  2. Take one end of the Lightning to Lightning cable and insert it into the charging port (Lightning port) of the first iPhone. Ensure it is properly plugged in to establish a secure connection.
  3. Similarly, take the other end of the cable and insert it into the charging port of the second iPhone. Ensure a secure connection is established on this end as well.
  4. Once both iPhones are connected via the Lightning to Lightning cable, you should see a prompt on both devices asking for permission to trust the connected device. Tap on “Trust” on each device to proceed.

By connecting the iPhones, you are ready to proceed with the charging process. Make sure to follow the remaining steps to ensure a smooth charging experience.

Step 4: Enable Charging

Once you have connected the iPhones using a Lightning to Lightning cable, the next step is to enable charging. Here’s what you need to do:

1. On your iPhone, navigate to the Settings app. It is represented by a gear icon and is usually found on the home screen.

2. Scroll down and tap on the “Battery” option. This will give you access to various battery-related settings.

3. Look for the “Battery Percentage” option and toggle it on if it is off. This will display the battery percentage on your iPhone’s status bar.

4. Below the “Battery Percentage” option, you will find the “Optimized Battery Charging” feature. This feature, available on newer iPhone models, helps extend the overall lifespan of your battery by reducing the time your iPhone spends at full charge. You can toggle this feature on or off based on your preference.

5. Check the current battery percentage of the iPhone that needs to be charged. You can find this information at the top of the “Battery” settings page.

6. If the battery percentage is below 20%, it is recommended to let the device charge for at least 30 minutes before attempting to use it. This will ensure that there is enough charge to power on the device.

7. If you need to use your iPhone while it is charging, you can simply unplug the Lightning to Lightning cable from the charging device and continue to use your iPhone. However, keep in mind that this will interrupt the charging process and may slow down the charging speed.

8. Once the iPhone reaches a comfortable battery percentage for your usage, you can disconnect the Lightning to Lightning cable and start using your iPhone untethered.

By following these steps, you will be able to enable charging for your iPhone when using the iPhone to iPhone charging method. Remember to be patient and allow sufficient time for your devices to charge before using them, especially if the battery percentage is low.

Step 5: Monitor the Charging Process

Once you have connected your iPhones and enabled the charging process, it’s important to monitor it to ensure a smooth and efficient charging experience. Here are a few tips to help you keep track of the charging progress:

1. Check the Battery Indicator: On both iPhones, you can see the battery indicator on the top-right corner of the screen. Keep an eye on this indicator to see the progress of the charging process. As the battery charges, the indicator will gradually fill up, giving you an idea of how much charge the iPhone has gained.

2. Enable Battery Percentage: If you want more precise information about the charging progress, you can enable the battery percentage display. To do this, go to Settings > Battery > Battery Percentage. This will show you the exact percentage of the battery’s charge, giving you a more accurate measure of the charging progress.

3. Use Lock Screen or Notification Center: If you don’t want to constantly check the battery indicator, you can also monitor the charging process from the lock screen or the notification center. Simply swipe down from the top-right corner of the screen (or from the top on older iPhones) to access the notification center, where you’ll find the battery percentage and an indication of whether the device is charging.

4. Charging Sound and Vibration: Your iPhone can also notify you through sound and vibration when it starts charging or reaches a certain charge level. To enable this feature, go to Settings > Sounds & Haptics > Charging Sound and toggle it on. This way, you’ll be alerted whenever the charging process begins or when the battery reaches a predetermined level.

5. Use Battery Health: The Battery Health feature, available in newer iPhones, provides you with valuable insights into the overall health and performance of your battery. To access this feature, go to Settings > Battery > Battery Health. Here, you can monitor the maximum capacity of your battery and check for any performance issues that may impact the charging process.

6. Avoid Overcharging: While monitoring the charging process, it’s important to avoid overcharging your iPhone. Once it reaches 100%, unplug the charger promptly to prevent excessive stress on the battery. Overcharging can potentially degrade the battery life over time, so it’s best to disconnect the charger when the battery is fully charged.

By following these tips and keeping a close eye on the charging process, you can ensure that your iPhones are efficiently charging and you can use them for longer periods without interruption.

Troubleshooting Tips

If you encounter any issues while attempting to charge your iPhone to iPhone, don’t fret. Here are some troubleshooting tips that can help you overcome common obstacles:

1. Ensure Proper Connection: Double-check that the Lightning to Lightning cable is securely plugged into both iPhones. Loose connections can prevent the charging process from initiating.

2. Clean the Charging Ports: Dust, lint, or debris can accumulate in the charging ports over time, obstructing the flow of power. Use a soft toothbrush or canned air to gently clean the ports, ensuring a proper connection.

3. Restart the iPhones: Sometimes, a simple restart can resolve charging-related issues. Press and hold the power button and either volume button simultaneously until the “Slide to power off” option appears. Slide the bar to turn off the iPhone, then press and hold the power button again to turn it back on.

4. Update Software: Outdated software can lead to compatibility issues. Make sure both iPhones have the latest version of iOS installed. Go to Settings > General > Software Update to check for any available updates.

5. Try a Different Charging Cable: In rare cases, the Lightning to Lightning cable may be faulty. If possible, borrow or purchase a new cable and test it with your iPhones to see if the issue is resolved.

6. Reset Settings: If none of the previous solutions work, you can try resetting the settings on your iPhones. Go to Settings > General > Reset > Reset All Settings. This will not delete your data but will restore settings to their default values.

7. Contact Apple Support: If none of the troubleshooting tips mentioned above work, it may be best to reach out to Apple Support for further assistance. They have trained professionals who can help diagnose and resolve any charging issues you may be experiencing.

By following these troubleshooting tips, you should be able to resolve most common charging issues when charging an iPhone to iPhone using a Lightning to Lightning cable.

Additional Considerations

When charging your iPhone using another iPhone, there are a few additional considerations to keep in mind:

1. Battery Percentage: Make sure that the iPhone you are using to charge has enough battery percentage to spare. If both iPhones have low battery levels, it may not be practical to use one to charge the other.

2. Proper Placement: Position the iPhones securely and safely during the charging process. Ensure that they are on a stable surface and won’t be easily disturbed. This will prevent any accidental disconnections that could interrupt the charging process.

3. Charging Speed: It’s important to note that when charging an iPhone using another iPhone, the charging speed may be slower compared to using a traditional power adapter. This is because the power output from the iPhone’s battery is typically lower than that of a wall charger.

4. Heat Generation: Keep an eye on the iPhones during the charging process to ensure that they don’t overheat. If either iPhone becomes excessively hot, unplug the charging cable immediately to prevent any potential damage to the devices.

5. Software Compatibility: Ensure that both iPhones are running on compatible software versions. This helps to ensure a smooth charging process and reduces the chances of any compatibility issues or errors occurring.

6. Unplug Correctly: Once the charging is complete or if you need to interrupt the process, make sure to unplug the lightning cable carefully. Avoid pulling forcefully on the cable as it can damage the connector or the charging port on either iPhone.

7. Backup Power Source: It’s always a good idea to have an alternative power source available, such as a power bank or a wall charger, in case using one iPhone to charge another is not feasible or convenient.

Remember to keep these additional considerations in mind to ensure a safe and effective charging experience when using one iPhone to charge another.


Charging your iPhone from one iPhone to another can be a convenient and efficient way to power up your device when you don’t have access to a traditional charger. By using the appropriate charging cable and following the necessary steps, you can easily transfer power between devices. It’s important to ensure that both devices have sufficient battery life and are properly connected to avoid any potential issues.

Remember, while charging your iPhone to iPhone can be a handy solution in certain situations, it should not replace regular charging practices. It’s always recommended to use a dedicated charger and power source to maintain the optimal performance and longevity of your device’s battery.

As technology continues to evolve, it’s exciting to see the new charging options and innovations being introduced. Whether it’s wireless charging, fast charging, or other advancements, the goal remains the same – to provide users with convenient and reliable ways to keep their devices powered up and ready to go.


1. How do I charge my iPhone from another iPhone?

To charge your iPhone from another iPhone, you will need to use the “Reverse Charging” feature if both devices support it. This feature allows you to use your iPhone as a power source and charge another iPhone or compatible device. To initiate the reverse charging, connect the two iPhones using a lightning cable or a compatible USB-C to lightning cable. On the iPhone that you want to charge from, go to Settings > Battery and enable the “Low Power Mode” option. After that, connect the lightning cable to both devices, and the charging process will begin.

2. Can I charge my iPhone wirelessly?

Yes, many iPhones are compatible with wireless charging. To charge your iPhone wirelessly, you will need a Qi-enabled wireless charging pad or stand. Place your iPhone on the charging pad or stand, ensuring that the charging coils align correctly. Once your iPhone is on the wireless charger, it will start charging automatically. It’s important to note that not all iPhone models support wireless charging, so make sure to check your iPhone’s specifications and compatibility before purchasing a wireless charging pad.

3. How long does it take to charge an iPhone fully?

The time it takes to fully charge an iPhone depends on several factors, including the iPhone model, the charging method used, and the condition of the battery. On average, it takes about 1-2 hours to charge an iPhone from 0% to 80% using a standard charger connected to a power outlet. The remaining 20% to reach a full charge may take an additional 30 minutes to an hour. However, it’s essential to note that fast charging techniques like USB-C PD or wireless charging may significantly reduce the charging time.

4. Is it safe to charge my iPhone overnight?

Charging your iPhone overnight is generally safe, thanks to the built-in safety features and battery management systems in modern iPhones. Once your iPhone reaches 100% charge, the battery stops receiving power, and the phone runs directly from the power source. However, it’s worth mentioning that continuous charging at 100% can slightly degrade the battery over time. To maintain optimal battery health, it’s recommended to unplug your iPhone from the charger once it reaches a full charge or use charging automation features like Apple’s Optimized Battery Charging.

5. Can I charge my iPhone while it’s turned off?

Yes, you can charge your iPhone while it’s turned off. When you connect your iPhone to a power source while it’s powered off, the charging process will still occur. You’ll typically see an empty battery icon along with a charging symbol on the screen, indicating that the device is charging. Charging your iPhone while it’s turned off can be beneficial if you want to charge it faster or if you don’t need to use the device for an extended period.