# Fasti vs Just Fasting

The clearest difference is in-app purchases: Just Fasting at none against Fasti's 2. Fasti's advantage is iOS requirement (17.6 vs 26.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fasti sells 2 in-app purchases, starting at $9.99 per month. Just Fasting asks for nothing beyond the download.

Fasti ships an update daily, Just Fasting every 2 days. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Fasti | Just Fasting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (15 ratings)](https://appshunter.io/ios/app/fasti-fasting-tracker-and-timer/id6753652809/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 days |
| Monetization | Freemium | — |
| Size | 23 MB | 2 MB |
| Requires iOS | **17.6** | 26.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Stellar Apps, Limited Liability Company](https://appshunter.io/developer/1707976107) | [Matthew Clark](https://appshunter.io/developer/1797183728) |

## What reviewers say

### Fasti

[App page](https://appshunter.io/ios/app/fasti-fasting-tracker-and-timer/id6753652809)

This app offers a simple and beautiful intermittent fasting timer with AI coaching to help users stay motivated and informed. It tracks fasts, indicates fat burn periods, and provides progress visualization and educational guidance.

**Highlights:** Fasting timer with start, pause, and complete functions, Maximum Fat Burn Indicator, Customizable motivational posters, Weekly and calendar progress views, AI-powered fasting guidance, Clean and simple user interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fasti+ Monthly | $9.99 | per month |
| Fasti+ Annual | $69.99 | per year |


### Just Fasting

[App page](https://appshunter.io/ios/app/just-fasting/id6761426623)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fasti free?

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

### Is Just Fasting free?

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

### Do Fasti or Just Fasting have ads?

Neither Fasti nor Just Fasting shows ads.

### Which is updated more often, Fasti or Just Fasting?

Fasti ships an update daily, and Just Fasting every 2 days. Most recently, Fasti was updated on October 2, 2026 and Just Fasting on October 6, 2026.

---

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