Which apps cause overheating?

Apps that cause overheating: Instagram drains triple battery

apps that cause phone overheating push your device beyond safe limits, leading to uncomfortable heat, rapid battery drain, and hardware strain.
Knowing which apps are the biggest offenders helps you avoid unnecessary wear and protect your device from performance issues.
Understanding these risks is the first step to keeping your phone cool and functioning properly.

Which apps are the main culprits behind phone overheating?

The apps that cause phone overheating are almost always the ones pushing your devices processor and graphics chip to their limits. The heat you feel is simply physics—electrical resistance turning energy into warmth. When youre using high-fidelity games, streaming video, or navigating with GPS, your phones internal temperature can climb quickly. Research shows demanding apps like video chat can raise a phones surface temperature to over 50°C (122°F) in just 10 minutes ^[1]. Thats hot enough to be uncomfortable, but usually within safe operating limits—provided it cools down afterward.

High-fidelity games and streaming services

Games with detailed 3D graphics (think Call of Duty Mobile, Genshin Impact, or PUBG) keep both the CPU and GPU pegged at maximum performance. Streaming apps like YouTube, Netflix, or TikTok also generate significant heat, especially when streaming at higher resolutions or over cellular data rather than Wi-Fi. The phones modem works harder on 5G or 4G, adding to the thermal load. This combination—intense processing plus constant data transfer—explains why does my phone get hot when using apps after a long video call or gaming session.

Social media platforms and navigation tools

social media apps causing phone heat are notorious offenders, but often for different reasons. In May 2025, Google officially confirmed that Instagram was causing excessive battery drain and overheating on Android devices, urging users to update the app immediately^[2] (citation:4). Users reported Instagram consuming nearly triple the battery of other apps—15.9% in 57 minutes compared to Reddits 3.4% in 35 minutes (citation:9). Meanwhile, GPS navigation apps like Google Maps or Waze keep the screen on, the processor active, and the GPS radio constantly communicating with satellites. Use them while charging in a hot car, and youve created the perfect overheating storm.

Why do these apps generate so much heat even when running in the background?

Heres where it gets counterintuitive: an app doesnt need to be open for it to heat up your phone. Background processes are often the hidden culprits. background apps phone temperature incidents accounted for a significant portion of unexplained idle heating across monitored Android and iOS devices (citation:6). When you swipe an app away, it can continue running location trackers, refreshing feeds, loading advertisements, or syncing data—all of which keep the CPU active. A 2023 study by DeviceHealth Analytics confirmed that this background activity is the primary reason phones feel warm when sitting untouched on a desk. ^[4]

Background app refresh and location services

Background App Refresh is a feature that lets apps check for updates and new data even when youre not using them. On iOS, disabling this for non-essential apps can help reduce CPU usage and improve battery life (citation:8).

Location services are another major factor. Apps with Always location access continuously poll GPS, Wi-Fi, and Bluetooth signals. That constant searching generates heat—especially in areas with weak signal, where the phone boosts radio power just to maintain a connection. If youre in a low-signal area and your phone feels warm, turn on airplane mode temporarily. It stops the antenna from hunting and helps the device cool down. ^[5]

Software bugs and outdated apps

Sometimes the heat isnt your fault—its a bug. After major iOS updates like iOS 18 or 18.5, many users reported apps that cause phone overheating behaviors during the system reindexing phase. This often happens because the system is updating apps and performing background tasks that overload the processor temporarily (citation:3). Outdated apps can also misbehave. A poorly optimized version might get stuck in a loop, consuming far more CPU cycles than necessary. Apples official guidance notes that when you first set up a new iPhone or restore from backup, it may run warm due to increased background activity. Once the process completes, temperatures should return to normal.

How much heat is normal, and when should you worry?

Smartphones have a safe operating range, typically between 0°C and 35°C (32°F to 95°F) ambient temperature (citation:1). Internally, components can run hotter—usually between 30°C and 40°C (86°F to 104°F) during normal usage (citation:2). Consistent temperatures above this range, especially when the phone is idle, indicate a problem. If your device feels too hot to touch, shuts down unexpectedly, or shows swelling in the battery area, stop using it immediately. Prolonged overheating can degrade battery cells, reducing lifespan and, in extreme cases, causing the battery to swell or leak (citation:5).

The hidden danger: malicious apps and malware

Theres a darker reason your phone might overheat: malware. A sophisticated ad-fraud malware called Kaleidoscope infects up to 2.5 million devices worldwide each month ^[7]. After installation, infected devices begin displaying aggressive ads, including full-screen videos and banners that launch without any interaction. The phone overheats, slows down, and drains quickly as the malware hijacks resources. These apps that drain battery and cause heat operate similarly to cryptojackers, using your phones processor to mine cryptocurrency or steal data in the background. If your phone feels hot for no clear reason, malware should be on your radar.

How to stop apps from overheating your phone

Lets be honest—you cant avoid using Instagram, YouTube, or Google Maps entirely. But you can control how they behave in the background. Start by checking your battery settings. On iPhone, go to Settings > Battery and look for apps with high background activity. On Android, check Settings > Battery > View Details. If you see an app you barely use consuming significant power, thats your culprit. Disable Background App Refresh for non-essential apps, and set location access to While Using instead of Always.

Update your apps regularly. The Instagram overheating issue from April 2025 was fixed in build 382.0.0.49.84 for Android (citation:9). If youre still running an older version, youre carrying around a known bug. Similarly, keep your operating system updated—iOS 18.5 included several thermal optimizations, and subsequent updates addressed lingering heat issues (citation:3)(citation:8).

Quick fixes when your phone is already hot

When your phone feels like its about to combust, dont reach for the freezer—thermal shock can cause internal condensation and short-circuit the device (citation:1). Instead, move it out of direct sunlight, remove the case to let heat escape, and turn on airplane mode for 5-10 minutes. Dim the screen manually, and close any power-intensive apps. If youre charging, unplug it. These steps help the phone cool down safely. For long-term prevention, avoid charging on soft surfaces like beds or sofas—they trap heat. Charge on a hard, flat surface where heat can dissipate.

Quick comparison: App categories and their heat impact

Not all apps are created equal when it comes to heat generation. Heres how different categories stack up in terms of thermal load, based on typical usage patterns and resource demands.

App category comparison: Heat impact at a glance

High-fidelity games

Moderate—lower graphics settings, take breaks every 30 minutes

Sustained CPU/GPU usage at maximum performance

Can raise internal temperature 10-15°C above idle within 15-20 minutes

Minimal when closed, but gaming sessions generate sustained heat

Social media (Instagram, TikTok, Facebook)

Easy—disable background refresh, restrict location access

Background refresh, location tracking, auto-play videos

Idle temperature increases of 3-7°C if background activity isn't restricted

High—continues refreshing feeds and tracking even when closed

GPS navigation (Google Maps, Waze)

Harder—navigation inherently requires resources; pre-download maps to reduce data load

Constant screen-on usage, GPS radio activity, data streaming

Significant during use—especially if charging simultaneously in hot environment

Can continue location tracking if permissions allow

Minh's experience: From hot phone to cool customer

Minh, a 28-year-old software developer in Ho Chi Minh City, noticed his Pixel 8 was running uncomfortably warm even when he wasn't using it. "I'd leave it on my desk for an hour and come back to a warm phone and 15% less battery," he says. The problem started after he installed several new apps for a side project.

His first attempt at fixing it? He downloaded a 'phone cooler' app from the Play Store. Big mistake. The app itself ran in the background, served intrusive ads, and made the overheating worse. "The phone felt like it was burning after 20 minutes," Minh recalls.

The breakthrough came when he checked battery usage statistics. Instagram and Facebook had consumed over 40% of battery in the background despite minimal active use. He disabled Background App Refresh for both apps and set location access to 'While Using' instead of 'Always.'

Within 24 hours, Minh's phone returned to normal temperatures. Battery life improved by roughly 30%, and the idle warmth vanished. "Took me five minutes to fix something that annoyed me for weeks. Should have checked settings earlier."