# Calorithm vs Intake & Burn

The clearest difference is ads: Intake & Burn at none against Calorithm's shown. Calorithm's advantage is device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Calorithm sells 1 one-off in-app purchase and Intake & Burn sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Calorithm ships an update every 3 days, Intake & Burn every 4 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calorithm | Intake & Burn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 60 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Shunsuke Maeda](https://appshunter.io/developer/1815285078) | [Jurgen Hollfelder](https://appshunter.io/developer/1867984394) |

## What reviewers say

### Calorithm

[App page](https://appshunter.io/ios/app/calorithm/id6746127712)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Points | $0.99 | one-time |


### Intake & Burn

[App page](https://appshunter.io/ios/app/intake-and-burn/id6757631318)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.00 | one-time |
| Medium Tip | $2.00 | one-time |
| Large Tip | $5.00 | one-time |
| Generous Tip | $10.00 | one-time |


## Frequently asked questions

### Is Calorithm free?

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

### Is Intake & Burn free?

Intake & Burn is free to download, with in-app purchases available.

### Do Calorithm or Intake & Burn have ads?

Calorithm shows ads; Intake & Burn does not.

### Which is updated more often, Calorithm or Intake & Burn?

Calorithm ships an update every 3 days, and Intake & Burn every 4 days. Most recently, Calorithm was updated on October 28, 2026 and Intake & Burn on October 24, 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.*