# 72Hour Fasting Timer vs DeepFast

The clearest difference is review sentiment: 72Hour Fasting Timer at 67% against DeepFast's 0%. 72Hour Fasting Timer also leads on rating (4.3 vs 1.0) and in-app purchases (none vs 2). DeepFast's advantage is price (Free vs $1.99) and update cadence (every 3 weeks vs every 7 months). On ads and device support there is nothing between them.

DeepFast is free to download; 72Hour Fasting Timer costs $1.99 up front. DeepFast sells 2 in-app purchases, starting at $4.99 per month. 72Hour Fasting Timer asks for nothing beyond the download.

72Hour Fasting Timer holds the better App Store score, 4.3 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 67% of 72Hour Fasting Timer's written reviews are positive against 0% of DeepFast's.

72Hour Fasting Timer ships an update every 7 months, DeepFast every 3 weeks. The most recent releases landed on September 22, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 72Hour Fasting Timer | DeepFast |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/72hour-fasting-timer/id6745131744/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/deepfast-omad-fasting-timer/id6762030117/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | **Paid** | Subscription |
| Size | 5 MB | 10 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [POWER SATELLITE LLC](https://appshunter.io/developer/1809833198) | [Thomas Panas](https://appshunter.io/developer/1203815623) |

## What reviewers say

### 72Hour Fasting Timer

[App page](https://appshunter.io/ios/app/72hour-fasting-timer/id6745131744)

This app assists users in tracking extended fasting periods of 24, 48, or 72 hours. It provides progress zones, statistics, and reminders to help users stay focused and motivated during their fasting journey.

**Highlights:** Smart fasting timer, Progress zones (fat burning, autophagy), Statistics and history, HealthKit sync, Notifications and reminders, Minimalist design

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

**In-app purchases:** none


### DeepFast

[App page](https://appshunter.io/ios/app/deepfast-omad-fasting-timer/id6762030117)

This app provides a dedicated timer for extended fasting periods, focusing on tracking metabolic body phases and personal fasting streaks. It offers detailed insights into your fasting journey without calorie counting or social features.

**Highlights:** Animated fasting timer with progress ring, Presets for OMAD, Warrior, and extended fasts, Metabolic body phase tracking, Streak calendar and history, Weight tracking with Apple Health sync, Smart notifications for phases and milestones

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is 72Hour Fasting Timer free?

72Hour Fasting Timer costs $1.99, with no in-app purchases.

### Is DeepFast free?

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

### Which has better reviews, 72Hour Fasting Timer or DeepFast?

72Hour Fasting Timer is rated higher. 72Hour Fasting Timer averages 4.3 out of 5 from 3 ratings, while DeepFast averages 1.0 from 1 ratings.

### Do 72Hour Fasting Timer or DeepFast have ads?

Neither 72Hour Fasting Timer nor DeepFast shows ads.

### Which is updated more often, 72Hour Fasting Timer or DeepFast?

72Hour Fasting Timer ships an update every 7 months, and DeepFast every 3 weeks. Most recently, 72Hour Fasting Timer was updated on September 22, 2026 and DeepFast on September 15, 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.*