# TR10K vs 16

The clearest difference is review sentiment: 16 at 78% against TR10K's 0%. 16 also leads on rating (4.7 vs 3.0) and ads (none vs shown). TR10K's advantage is in-app purchases (none vs 3). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 16 sells 3 in-app purchases, starting at $1.99 per month. TR10K asks for nothing beyond the download.

16 holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: 16 has 54 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of TR10K's written reviews are positive against 78% of 16's.

TR10K ships an update every 5 weeks, 16 every 9 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TR10K | 16 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/tr10k/id1618958475/reviews) | **[4.7 (54 ratings)](https://appshunter.io/ios/app/168-intermittent-fasting/id6708227128/reviews)** |
| Number of ratings | 1 | **54** |
| Positive reviews | 0.0% of reviews | **77.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 59 MB | 6 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Parachute Digital Solutions LTD](https://appshunter.io/developer/1324103094) | [Heze Refresh Network Technology Co., Ltd](https://appshunter.io/developer/1690178793) |

## What reviewers say

### TR10K

[App page](https://appshunter.io/ios/app/tr10k/id1618958475)

Join a global running community with weekly races. Track your progress with GPS, compete on a global league table, and compare your performance against other runners. Races are available year-round.

**Highlights:** GPS tracking, Interactive race map, Weekly 7-day race clock, 52 races annually, Global league table, Runner comparison feature

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 16

[App page](https://appshunter.io/ios/app/168-intermittent-fasting/id6708227128)

This app helps users adopt intermittent fasting by tracking fasting periods, weight changes, and daily water intake. It integrates with Apple Health to import exercise data, providing insights into daily activity alongside dietary progress.

**Highlights:** Fasting tracking, Weight tracking, Water intake tracking, HealthKit integration, Fasting progress visualization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $1.99 | per month |
| Pro (Yearly) | $8.99 | per year |
| Pro (Lifetime) | $17.99 | one-time |


## Frequently asked questions

### Is TR10K free?

TR10K is free to download, with no in-app purchases.

### Is 16 free?

16 is free to download, with in-app purchases available.

### Which has better reviews, TR10K or 16?

16 is rated higher. TR10K averages 3.0 out of 5 from 1 ratings, while 16 averages 4.7 from 54 ratings.

### Do TR10K or 16 have ads?

TR10K shows ads; 16 does not.

### Which is updated more often, TR10K or 16?

TR10K ships an update every 5 weeks, and 16 every 9 days. Most recently, TR10K was updated on October 7, 2026 and 16 on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*