# Calorie Ai vs Doctwin

The clearest difference is in-app purchases: Doctwin at none against Calorie Ai's 10. Doctwin also leads on ads (none vs shown) and device support (3 vs 1). Calorie Ai's advantage is update cadence (weekly vs fortnightly). On price there is nothing between them.

Both are free to download. Calorie Ai sells 10 in-app purchases, starting at $9.99 per month. Doctwin asks for nothing beyond the download.

Calorie Ai ships an update weekly, Doctwin fortnightly. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Calorie Ai | Doctwin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (20 ratings)](https://appshunter.io/ios/app/calorie-ai-macro-tracker/id6477482983/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 263 MB | 94 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Kava Oy](https://appshunter.io/developer/1729421603) | [DIGITAAM - FZCO](https://appshunter.io/developer/1842139668) |

## What reviewers say

### Calorie Ai

[App page](https://appshunter.io/ios/app/calorie-ai-macro-tracker/id6477482983)

Effortlessly track your nutrition and fitness goals with an AI-powered calorie counter. Log meals instantly with a photo, monitor macro breakdowns, and set personalized daily targets for weight loss, muscle gain, or balanced eating. Plan meals, save custom recipes, and track progress with visual charts.

**Highlights:** AI meal logging via photo, Calorie and macro breakdown, Personalized macro goals, Custom meal planning, Progress tracking charts, Save custom recipes

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coti Premium Monthly | $9.99 | per month |
| Coti Plus Monthly | $9.99 | per month |
| Coti Plus Monthly | $14.99 | per month |
| Coti Plus Yearly | $17.99 | per year |
| Coti Plus 3-Months | $24.99 | per 3 months |
| Coti Plus 3-Months | $24.99 | per 3 months |
| Coti Plus Yearly | $39.99 | per year |
| Coti Plus Yearly | $44.99 | per year |
| Lifetime -50% | $29.99 | one-time |
| Coti Lifetime Purchase | $89.99 | one-time |


### Doctwin

[App page](https://appshunter.io/ios/app/doctwin/id6753015178)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calorie Ai free?

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

### Is Doctwin free?

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

### Do Calorie Ai or Doctwin have ads?

Calorie Ai shows ads; Doctwin does not.

### Which is updated more often, Calorie Ai or Doctwin?

Calorie Ai ships an update weekly, and Doctwin fortnightly. Most recently, Calorie Ai was updated on October 17, 2026 and Doctwin on October 11, 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.*