# Marble vs Fasting Well

The clearest difference is in-app purchases: Fasting Well at none against Marble's 3. Marble's advantage is update cadence (fortnightly vs every 3 months). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Marble against 5.0 for Fasting Well. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Marble ships an update fortnightly, Fasting Well every 3 months. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Marble | Fasting Well |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/marble-intermittent-fasting/id6477356664/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/fasting-well-if-timer/id6772277372/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Freemium | Freemium |
| Size | 280 MB | 45 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Maksim Vakarchuk](https://appshunter.io/developer/1504357263) | [Generalizable](https://appshunter.io/developer/1847351234) |

## What reviewers say

### Marble

[App page](https://appshunter.io/ios/app/marble-intermittent-fasting/id6477356664)

This app helps you track intermittent fasting with personalized schedules and timers. It offers home screen widgets for easy monitoring and prioritizes user privacy by syncing data via iCloud without collection.

**Highlights:** Personalized fasting schedules, Next fast timer, Home screen widgets, iCloud data sync, No data collection, Ad-free experience

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $14.99 | per year |
| Lifetime | $24.99 | one-time |


### Fasting Well

[App page](https://appshunter.io/ios/app/fasting-well-if-timer/id6772277372)

Track your intermittent fasting journey with science-backed insights. Monitor your progress through different metabolic stages and view your history with a visual heatmap. Offers built-in plans and detailed scientific articles.

**Highlights:** Stage-aware fasting progress visualization, Live timer with customizable ring, Six built-in fasting plans, Journal and weekly progress charts, Science-backed articles on fasting, Calendar heatmap of activity, Privacy-first, on-device data storage

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

**In-app purchases:** none


## Frequently asked questions

### Is Marble free?

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

### Is Fasting Well free?

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

### Which has better reviews, Marble or Fasting Well?

Marble and Fasting Well are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Marble or Fasting Well have ads?

Neither Marble nor Fasting Well shows ads.

### Which is updated more often, Marble or Fasting Well?

Marble ships an update fortnightly, and Fasting Well every 3 months. Most recently, Marble was updated on November 4, 2026 and Fasting Well on November 5, 2026.

---

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