# RECOR vs Calu

The clearest difference is in-app purchases: RECOR at none against Calu's 3. RECOR also leads on iOS requirement (15.0 vs 18.0). Calu's advantage is update cadence (every 11 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Calu sells 3 in-app purchases, starting at $9.99 per month. RECOR asks for nothing beyond the download.

RECOR ships an update every 2 months, Calu every 11 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RECOR | Calu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Size | 30 MB | 69 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KYOTO JISHI JISATSU SODAN CENTER, N.P.O.](https://appshunter.io/developer/1592001512) | [AISMART SOLUTIONS, LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1798020902) |

## What reviewers say

### RECOR

[App page](https://appshunter.io/ios/app/recor/id1605668347)

**In-app purchases:** none


### Calu

[App page](https://appshunter.io/ios/app/calu-ai-calorie-tracker/id6742365108)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Limited Annual Plan | $19.99 | per year |
| Annual Plan | $29.99 | per year |


## Frequently asked questions

### Is RECOR free?

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

### Is Calu free?

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

### Do RECOR or Calu have ads?

Neither RECOR nor Calu shows ads.

### Which is updated more often, RECOR or Calu?

RECOR ships an update every 2 months, and Calu every 11 days. Most recently, RECOR was updated on November 7, 2026 and Calu on October 30, 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.*