Life & fun · alternatives · 2026

High Volume Thermal Entropy from an iPhone is a project that explores thermal dynamics using smartphone technology. Launched in 2017, it examines how iPhones generate and dissipate heat during intensive operations. The… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. High Volume Thermal Entropy from an iPhone launched in 2017; newer entries below may have overtaken it.

1. 1
   True Entropy▲11

   Open-source true random number generator for iOS

   2017 · apps.apple.com · its alternatives →

2. 2
   FLIR One▲77

   Turn your iPhone into a thermal camera

   2014 · its alternatives →

3. 3
   AirMeasure▲713

   Turn your phone into a ruler with the power of AR

   2017 · its alternatives →

4. 4
   iPhone Air▲292

   The thinnest iPhone ever, with A19 Pro chip power

   2025 · apple.com · its alternatives →

5. 5
   Seek Thermal▲78

   A thermal camera for your smart phone

   2014 · thermal.com · its alternatives →

6. 6
   AirMeasure▲627

   The ultimate augmented reality measuring toolkit

   2017 · apps.apple.com · its alternatives →

7. 7
   FlirOne▲7

   personal thermal imaging for iPhone

   2014 · flir.com · its alternatives →

8. 8
   TAISO▲112

   Throw your iPhone in the air as high you can!

   2015 · zacotozaco.com · its alternatives →

9. 9II
   Is It Snappy? – Measure latency with your iPhone's 240 Hz camera▲293

   Measure input-to-output latency with your iPhone

   2017 · isitsnappy.com · its alternatives →

10. 10
    Wello▲90

    iPhone case that measures blood pressure, heart rate, etc...

    2014 · azoi.com · its alternatives →

11. 11
    Structure▲84

    3D Sensor for iOS

    2013 · structure.io · its alternatives →

12. 12
    Sauna▲78

    Track heat & cold exposure with your Apple Watch and iPhone

    2019 · apps.apple.com · its alternatives →

13. 13
    Helium Core▲159

    A case that turns your iPhone into a real filmmaking tool 🎥

    2016 · its alternatives →

14. 14
    AirMount▲259

    Access your iPhone on Mac. No cloud, just magic.

    2016 · thestellarcalm.com · its alternatives →

15. 15
    TapMeasure▲166

    An elegant AR utility to measure your space with your iPhone

    2017 · apps.apple.com · its alternatives →

16. 16
    Beaker▲93

    Turn your iPhone into a real beaker experiement

    2015 · its alternatives →

17. 17
    Phoozy▲6

    The world's first thermal capsule for your smartphone

    2017 · phoozy.com · its alternatives →

18. 18
    WeatherSignal▲60

    The barometer for iPhone

    2014 · apps.apple.com · its alternatives →

19. 19
    Away for iPhone▲73

    High-quality relaxing nature sounds

    2016 · its alternatives →

20. 20
    Cubit▲118

    Quartz turns your iPhone into a pocket-sized pro audio recording studio, with presets tailored to your environment and 100% non-destructive editing.

    2017 · madebywindmill.com · its alternatives →

21. 21
    Thermodo▲73

    The tiny electrical thermometer for your mobile device.

    2014 · its alternatives →

22. 22
    Fresh Air▲117

    A beautiful weather app for iOS w/ calendar integration

    2015 · time.now · its alternatives →

23. 23
    Heart Rate▲57

    iPhone Camera as a Heart Rate Monitor

    2014 · apps.apple.com · its alternatives →

24. 24
    ActiveStat▲78

    Performance. Simplified.

    Mar 2026 · lucidbit.app · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →