# Intake Calorie Deficit Tracker vs LeanFast

The clearest difference is update cadence: LeanFast at every 4 days against Intake Calorie Deficit Tracker's every 5 weeks. LeanFast also leads on device support (3 vs 1). Intake Calorie Deficit Tracker's advantage is iOS requirement (18.0 vs 26.1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Intake Calorie Deficit Tracker sells 2 in-app purchases, starting at $4.99 per month and LeanFast sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Intake Calorie Deficit Tracker ships an update every 5 weeks, LeanFast every 4 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Intake Calorie Deficit Tracker | LeanFast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Size | 8 MB | 47 MB |
| Requires iOS | **18.0** | 26.1 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 12+ |
| Developer | [Aras Can AKIN](https://appshunter.io/developer/6780262294) | [Hajer Trabelsi](https://appshunter.io/developer/6826828505) |

## What reviewers say

### Intake Calorie Deficit Tracker

[App page](https://appshunter.io/ios/app/intake-calorie-deficit-tracker/id6780262292)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intake Pro Monthly | $4.99 | per month |
| Intake Pro Yearly | $24.99 | per year |


### LeanFast

[App page](https://appshunter.io/ios/app/leanfast-intermittent-fasting/id6818318288)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prism Monthly | $3.99 | per month |
| Prism Yearly | $29.99 | per year |
| Prism Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Intake Calorie Deficit Tracker free?

Intake Calorie Deficit Tracker is free to download, with in-app purchases available.

### Is LeanFast free?

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

### Do Intake Calorie Deficit Tracker or LeanFast have ads?

Neither Intake Calorie Deficit Tracker nor LeanFast shows ads.

### Which is updated more often, Intake Calorie Deficit Tracker or LeanFast?

Intake Calorie Deficit Tracker ships an update every 5 weeks, and LeanFast every 4 days. Most recently, Intake Calorie Deficit Tracker was updated on October 24, 2026 and LeanFast 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.*