# Intermittent Fasting vs Calivra

The clearest difference is in-app purchases: Calivra at none against Intermittent Fasting's 4. Calivra also leads on ads (none vs shown). Intermittent Fasting's advantage is iOS requirement (15.0 vs 26.4). On price, update cadence and device support there is nothing between them.

Both are free to download. Intermittent Fasting sells 4 in-app purchases, starting at $2.99 per month. Calivra asks for nothing beyond the download.

Intermittent Fasting ships an update fortnightly, Calivra every 3 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Intermittent Fasting | Calivra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/intermittent-fasting-justfast/id6752963711/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 126 MB | 9 MB |
| Requires iOS | **15.0** | 26.4 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Adrian Cabala](https://appshunter.io/developer/1841708643) | [slehyder martinez](https://appshunter.io/developer/6786435660) |

## What reviewers say

### Intermittent Fasting

[App page](https://appshunter.io/ios/app/intermittent-fasting-justfast/id6752963711)

This app provides a simple intermittent fasting timer and tracker. It offers various fasting plans, including 16:8 and OMAD, with customizable durations and helpful reminders. Track your progress, log water intake, and monitor weight trends with this user-friendly tool.

**Highlights:** Intermittent fasting timer, Multiple fasting plans (16:8, OMAD, etc.), Customizable fast durations, Water intake tracking, Weight and BMI logging, Fasting phase guidance, Weekly planning and review

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Just Fast Plus monthly | $2.99 | per month |
| Just Fast Plus | $14.99 | per year |
| Just Fast Plus | $14.99 | per year |
| Just Fast Plus Lifetime | $29.99 | one-time |


### Calivra

[App page](https://appshunter.io/ios/app/calivra/id6796107656)

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

**In-app purchases:** none


## Frequently asked questions

### Is Intermittent Fasting free?

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

### Is Calivra free?

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

### Do Intermittent Fasting or Calivra have ads?

Intermittent Fasting shows ads; Calivra does not.

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

Intermittent Fasting ships an update fortnightly, and Calivra every 3 weeks. Most recently, Intermittent Fasting was updated on November 8, 2026 and Calivra on October 31, 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.*