# 16 vs Intermittent Fasting

The clearest difference is rating: Intermittent Fasting at 5.0 against 16's 4.0. Intermittent Fasting also leads on in-app purchases (none vs 6) and ads (none vs shown). 16's advantage is iOS requirement (13.0 vs 17.6). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. 16 sells 5 in-app purchases, starting at $4.99 per 7 days. Intermittent Fasting asks for nothing beyond the download.

Intermittent Fasting holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

16 ships an update every 6 weeks, Intermittent Fasting every 8 days. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 16 | Intermittent Fasting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/168-fasting-timer/id6449992745/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/intermittent-fasting-if24/id6738324344/reviews)** |
| Number of ratings | 4 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 54 MB | 5 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Maple Labs Co., Ltd](https://appshunter.io/developer/1320450180) | [LEONID NIFANTIJEV](https://appshunter.io/developer/1253349827) |

## What reviewers say

### 16

[App page](https://appshunter.io/ios/app/168-fasting-timer/id6449992745)

Track your intermittent fasting journey with customizable plans and real-time analytics. Log meals and water intake, and receive personalized meal tips to support your weight loss goals. Supports various popular fasting methods.

**Highlights:** Intermittent fasting timer, Custom fasting plans, Real-time analytics, Meal and water tracker, Meal tips and recipes, Multiple fasting modes

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Yearly Premium | $12.99 | per year |
| Premium | $12.99 | per 3 months |
| Premium | $24.99 | per 3 months |


### Intermittent Fasting

[App page](https://appshunter.io/ios/app/intermittent-fasting-if24/id6738324344)

Track your intermittent fasting routine with this intuitive app. It offers features for both beginners and experienced fasters to maintain a successful fasting schedule.

**Highlights:** Intermittent fasting tracker, Beginner-friendly interface, Supports experienced practitioners, Intuitive routine maintenance, Health journey transformation

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

**In-app purchases:** none


## Frequently asked questions

### Is 16 free?

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

### Is Intermittent Fasting free?

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

### Which has better reviews, 16 or Intermittent Fasting?

Intermittent Fasting is rated higher. 16 averages 4.0 out of 5 from 4 ratings, while Intermittent Fasting averages 5.0 from 8 ratings.

### Do 16 or Intermittent Fasting have ads?

16 shows ads; Intermittent Fasting does not.

### Which is updated more often, 16 or Intermittent Fasting?

16 ships an update every 6 weeks, and Intermittent Fasting every 8 days. Most recently, 16 was updated on October 21, 2026 and Intermittent Fasting on October 25, 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.*