# Co vs Coffee Diary

The clearest difference is in-app purchases: Co at none against Coffee Diary's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Coffee Diary sells 4 one-off in-app purchases. Co asks for nothing beyond the download.

Co ships an update every 11 days, Coffee Diary every 10 days. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Co | Coffee Diary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 3 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dorian Ehnes](https://appshunter.io/developer/1762409643) | [Yannik Chlechowitz](https://appshunter.io/developer/1845142652) |

## What reviewers say

### Co

[App page](https://appshunter.io/ios/app/co-barista/id6740876366)

This app guides you to brew the perfect cup of coffee at home. It analyzes your taste and offers specific adjustments for ratio, grind, and temperature. It also helps you find or create ideal brewing water.

**Highlights:** Personalized brewing recommendations, Taste preference analysis, Grind size and temperature adjustments, Coffee-to-water ratio guidance, Brewing water optimization, Supports filter coffee and espresso

**Features:** macOS Compatibility, Family Sharing

**In-app purchases:** none


### Coffee Diary

[App page](https://appshunter.io/ios/app/coffee-diary/id6755603958)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso | $0.99 | one-time |
| Double espresso | $2.99 | one-time |
| Coffee & cake | $3.99 | one-time |
| Linea Mini | $999.99 | one-time |


## Frequently asked questions

### Is Co free?

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

### Is Coffee Diary free?

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

### Do Co or Coffee Diary have ads?

Neither Co nor Coffee Diary shows ads.

### Which is updated more often, Co or Coffee Diary?

Co ships an update every 11 days, and Coffee Diary every 10 days. Most recently, Co was updated on October 16, 2026 and Coffee Diary on October 28, 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.*