Comparison

FPS Check vs Nurunuru Checker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

FPS Check

Features
Read full description

This application has been developed by LEARISK, an organization with more than 50 years of experience in auditing and designing fire protection systems for the insurance market. Based on the extensive expertise of its highly specialized teams, many of them certified by the NFPA, this tool reflects LEARISK’s commitment to providing practical solutions that help increase the reliability of fire protection systems in industrial companies and other non-industrial activities. Main Features Objective: Provide companies with a tool designed to optimize the inspection, testing, and maintenance of fixed fire protection systems, ensuring efficient operation. The application focuses on minimizing critical system failures and offers a practical guide for the control of these systems. Who is it for? Industrial companies and other organizations equipped with fire protection systems such as water-based installations, fire extinguishers, and smoke detection systems. It is ideal for entities seeking a practical, effective solution tailored to their specific needs.

About

Nurunuru Checker

This app measures your device's actual screen refresh rate and rendering performance. It helps identify issues like motion blur, response times, and performance drops due to heat. Unlock advanced tests and customization options.

Highlights
  • Live FPS and refresh rate measurement
  • ProMotion Min/Max refresh rate testing
  • Motion blur and response time analysis
  • Sustained performance and throttling tests
  • Full-screen check patterns for display defects
  • Customizable Rinka Mode
Features
Read full description

Is your iPhone or iPad really displaying smoothly? Even on a "ProMotion 120Hz" display, the screen does not always run at its top speed. Nurunuru Checker shows your device's actual refresh rate and rendering, measured on the device itself. ■ Free - Live FPS / refresh rate measurement See the frame rate actually shown on screen, with average, minimum and maximum FPS, frame time and jank count. ■ Premium features (unlock everything for 24 hours by watching one ad, or permanently with a one-time purchase) - ProMotion Min/Max Test Ask the display for its highest and lowest refresh rates and compare the smoothness with a moving bar. - Motion Blur & Response Test Check motion blur (ghosting) and response with moving objects. - Sustained & Throttling Test Graph FPS over time to see performance drops caused by heat (throttling). - Full-screen Check Patterns Find dead pixels and uneven colors with solid colors, gradients and grids. - Bonus: Hoshimori Rinka Wallpaper Save a wallpaper of Hoshimori Rinka from 3810 Production's Information Management Dept. to Photos. ■ Rinka Mode Choose "Rinka Mode" in Settings to recolor the whole app in Rinka's colors and show her illustrations across the screens. ■ Recommended for - People using a ProMotion iPhone or iPad Pro - Checking the display of a new or used device - Anyone who wants to see their device's smoothness in numbers and with their own eyes ■ Pricing Free to use. Some features are unlocked for 24 hours by watching one ad. The one-time in-app purchase "Unlock All Features" unlocks everything permanently and removes ads. On a new device, use "Restore purchase". Privacy policy: https://3810.pro/privacy-policy/nurunuru-checker Contact: https://3810.pro/contact

Screenshots

FPS Check4 screens
Nurunuru Checker4 screens

Verdict

The call

The clearest difference is in-app purchases: FPS Check at none against Nurunuru Checker's 1. FPS Check also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Nurunuru Checker's advantage is update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Nurunuru Checker sells 1 one-off in-app purchase. FPS Check asks for nothing beyond the download.

UpkeepUpdate frequency

FPS Check ships an update every 2 months, Nurunuru Checker weekly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

Scorecard4 real differences · 5 level
FPS Check versus Nurunuru Checker: the parameters behind the verdict, then further details
ParameterFPS CheckNurunuru Checker
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size38 MB23 MB
Age rating4+4+
DeveloperDrimfix S.A.3810 PRODUCTION

In-app purchases

None

FPS Check

No in-app purchases

1 purchases

Nurunuru Checker

One-time1
  • Unlock All Features$1.99

Questions

Is FPS Check free?
FPS Check is free to download, with no in-app purchases.
Is Nurunuru Checker free?
Nurunuru Checker is free to download, with in-app purchases available.
Do FPS Check or Nurunuru Checker have ads?
Nurunuru Checker shows ads; FPS Check does not.
Which is updated more often, FPS Check or Nurunuru Checker?
FPS Check ships an update every 2 months, and Nurunuru Checker weekly. Most recently, FPS Check was updated on November 5, 2026 and Nurunuru Checker on November 10, 2026.

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