# 72Hour Fasting Timer vs Go Heavy

The clearest difference is price: Go Heavy at Free against 72Hour Fasting Timer's $1.99. Go Heavy also leads on update cadence (every 5 days vs every 7 months). 72Hour Fasting Timer's advantage is in-app purchases (none vs 2) and chart position (#193 vs unranked). On ads and device support there is nothing between them.

Go Heavy is free to download; 72Hour Fasting Timer costs $1.99 up front. Go Heavy sells 2 in-app purchases, starting at $2.99 per month. 72Hour Fasting Timer asks for nothing beyond the download.

72Hour Fasting Timer ships an update every 7 months, Go Heavy every 5 days. The most recent releases landed on September 22, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 72Hour Fasting Timer | Go Heavy |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/72hour-fasting-timer/id6745131744/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | Paid | — |
| Best chart rank | **#193** | — |
| Size | 5 MB | 231 MB |
| Requires iOS | **14.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [POWER SATELLITE LLC](https://appshunter.io/developer/1809833198) | [Better Studios](https://appshunter.io/developer/1896085120) |

## What reviewers say

### 72Hour Fasting Timer

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

**Currently charting:** #193 Top Paid · Health & Fitness (US App Store)

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


### Go Heavy

[App page](https://appshunter.io/ios/app/go-heavy/id6765812012)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GoHeavy Premium Monthly | $2.99 | per month |
| GoHeavy Premium Yearly | $23.99 | per year |


## Frequently asked questions

### Is 72Hour Fasting Timer free?

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

### Is Go Heavy free?

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

### Do 72Hour Fasting Timer or Go Heavy have ads?

Neither 72Hour Fasting Timer nor Go Heavy shows ads.

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

72Hour Fasting Timer ships an update every 7 months, and Go Heavy every 5 days. Most recently, 72Hour Fasting Timer was updated on September 22, 2026 and Go Heavy on September 26, 2026.

---

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