# CalkCal vs Fastcal

The clearest difference is update cadence: CalkCal at every 9 days against Fastcal's every 5 weeks. CalkCal also leads on iOS requirement (8.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CalkCal ships an update every 9 days, Fastcal every 5 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | CalkCal | Fastcal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/calkcal/id983189383/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 58.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free | — |
| Size | 4 MB | 57 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [PUN CORPORATION CO., LTD.](https://appshunter.io/developer/648271023) | [Thanon Khongcharoensombat](https://appshunter.io/developer/1481479493) |

## What reviewers say

### CalkCal

[App page](https://appshunter.io/ios/app/calkcal/id983189383)

This app helps users seriously lose weight by tracking daily calorie intake and expenditure from activities and sports. It offers a database of over 2,000 food items and numerous sports, with the ability to add custom entries. The system calculates daily calorie needs based on weight loss goals and provides progress through graphs and data.

**Highlights:** Calorie intake tracking, Calorie expenditure tracking, Food database with 2,000+ items, Custom food entry, Activity and sport logging, Daily calorie calculation for goals, Progress graphs and data visualization

**In-app purchases:** none


### Fastcal

[App page](https://appshunter.io/ios/app/fastcal-ai-calorie-tracker/id1334702443)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CalkCal free?

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

### Is Fastcal free?

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

### Do CalkCal or Fastcal have ads?

Neither CalkCal nor Fastcal shows ads.

### Which is updated more often, CalkCal or Fastcal?

CalkCal ships an update every 9 days, and Fastcal every 5 weeks. Most recently, CalkCal was updated on November 1, 2026 and Fastcal on November 2, 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.*