# PFC Tracker vs Calorithm

The clearest difference is in-app purchases: Calorithm at none against PFC Tracker's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PFC Tracker sells 3 in-app purchases, starting at $0.99 per month. Calorithm asks for nothing beyond the download.

PFC Tracker ships an update every 10 days, Calorithm weekly. The most recent releases landed on May 19, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | PFC Tracker | Calorithm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Weekly** |
| Size | 50 MB | 48 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [Shunsuke Maeda](https://appshunter.io/developer/1815285078) |

## What reviewers say

### PFC Tracker

[App page](https://appshunter.io/ios/app/pfc-tracker/id6471544196)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |
| Support Developer | $0.49 | one-time |
| Remove ads | $14.99 | one-time |


### Calorithm

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

**In-app purchases:** none


## Frequently asked questions

### Is PFC Tracker free?

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

### Is Calorithm free?

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

### Do PFC Tracker or Calorithm have ads?

Both PFC Tracker and Calorithm show ads.

### Which is updated more often, PFC Tracker or Calorithm?

PFC Tracker ships an update every 10 days, and Calorithm weekly. Most recently, PFC Tracker was updated on May 19, 2026 and Calorithm on August 19, 2026.

---

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