A 120 Hz screen can refresh up to 120 times per second, but that does not promise that every mobile game renders 120 frames each second. The screen, operating system and game each make a separate decision. A stable 60 FPS session can therefore be normal even when the phone advertises a 120 Hz panel.
Refresh rate and game frame rate are different
Display refresh rate describes how often the panel can show a new image. Game frame rate describes how often the game finishes a frame. Android’s official guidance notes that modern devices may support 90 Hz or 120 Hz, while games commonly target 30 or 60 FPS. If a game targets 60 FPS, changing the panel to 120 Hz cannot create missing game frames.
The developer also has to request and sustain a suitable rate. Android and Apple both provide APIs through which an app expresses preferred frame rates, but the operating system still considers hardware capability and current conditions. Do not treat a refresh-rate menu as a benchmark result.
Check the game’s own cap first
- Open the game’s Graphics, Display or Performance settings.
- Look for a frame-rate option such as 30, 60, 90, 120 or High.
- Read any warning about supported devices, heat or battery use.
- Apply one change at a time and restart the game if requested.
If the game offers only 30 or 60 FPS, an unofficial configuration file or “FPS unlocker” is not a safe substitute. It can break updates, trigger anti-cheat checks or install unrelated software.
Check system limits and power modes
On supported iPhone and iPad models, Apple’s Limit Frame Rate accessibility setting caps the display at 60 FPS. Apple also says Low Power Mode limits ProMotion displays to 60 FPS. Check these only when diagnosing a missing higher-rate option; turning off a power-saving feature will use more energy.
Android labels differ by manufacturer. Review the phone’s Display refresh-rate setting and any built-in game or battery mode. Do not install a third-party “booster” merely to expose a switch. A built-in mode can still reduce frame rate when the battery is low or the device is hot.
Heat can change a result during the same session
A phone may begin smoothly and then reduce CPU, GPU or display performance as temperature rises. Test with a cool device, remove a heat-trapping case when safe, avoid direct sunlight and pause fast charging during comparison. Use the same map or training area for several minutes rather than comparing a quiet menu with a busy match.
Higher frame and refresh rates consume more power. Android’s game guidance specifically says that a higher display rate provides no benefit when the game targets a lower frame rate. A steady lower setting can feel better than an unstable maximum because frame delivery is more even.
Use a repeatable test
- Record the game version, phone model, operating-system version and graphics preset.
- Start at a similar battery level and temperature.
- Disable unrelated downloads and screen recording.
- Compare the same scene for the same duration.
- Watch for stable motion, input response, heat and battery drain—not only a counter.
If the game lacks an FPS counter, avoid an unknown overlay that requests accessibility, VPN or screen-capture access. Use an operating-system or manufacturer tool only when its permissions and origin are clear. For persistent stutter at a reported high FPS, the frame-pacing checklist covers storage, heat and uneven delivery.
When 60 FPS is the correct outcome
Sixty FPS is expected when the game caps itself there, the selected graphics preset reserves performance for image quality, the device is outside the developer’s high-frame-rate list, or a system limit is active. Keep the official game and operating system updated, then use the highest setting the device can sustain without overheating or making input less consistent.
Editorial review: 24 September 2026. Available rates and menu labels vary by game, device and operating-system release.