Beyond MST Explorer vs Body Clock Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Beyond MST Explorer
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This is an evaluation version of Beyond MST that is only for participants in approved program evaluation projects for NCPTSD. Please get our public app Beyond MST if you are not enrolled in a program evaluation project. To unlock this app, you will need an invitation code from an approved investigator. Please contact your investigator if you need help.
Body Clock Test
Train your time perception and improve focus with this mini-game. Count seconds mentally and test your accuracy to refine your internal clock. Track your progress with a clean, gradient-themed interface.
- Internal clock game
- Time perception training
- Focus improvement
- Progress tracking
- Clean gradient design
- No timer needed
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Sharpen your internal clock and improve your sense of time with Body Clock Test. This simple mini game trains your time perception and helps you focus. You can play Internal Clock Game by counting seconds in your head and stopping when you think time is up. Check how close you are and challenge yourself to get better every day. No timer needed. The app features a clean design with a smooth gradient background that changes while you play. You can review your past results and track your progress over time. Body Clock Test is perfect for brain training, focus practice, and anyone who enjoys quick and satisfying games. Download for free and start mastering your internal clock today.
Screenshots
Verdict
The clearest difference is in-app purchases: Beyond MST Explorer at none against Body Clock Test's 3. Beyond MST Explorer also leads on ads (none vs shown). Body Clock Test's advantage is update cadence (every 6 weeks vs every 27 months). On price, device support and iOS requirement 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
Both are free to download. Body Clock Test sells 3 one-off in-app purchases. Beyond MST Explorer asks for nothing beyond the download.
Beyond MST Explorer ships an update every 27 months, Body Clock Test every 6 weeks. The most recent releases landed on October 17, 2026 and October 1, 2026 respectively.
| Parameter | Beyond MST Explorer | Body Clock Test |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 27 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 — better | 16.6 |
| Further details — not scored | ||
| Size | 158 MB | 6 MB |
| Age rating | 17+ | 4+ |
| Developer | Palo Alto Veterans Institute for Research | Hikari Mano |
In-app purchases
Beyond MST Explorer
No in-app purchases
Body Clock Test
- Remove Interstitial Ads$1.99
- Remove Banner Ads$1.99
- Full Version$3.99
Questions
Is Beyond MST Explorer free?
Is Body Clock Test free?
Do Beyond MST Explorer or Body Clock Test have ads?
Which is updated more often, Beyond MST Explorer or Body Clock Test?
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