# 100日ダイエットAI vs モグモ

The clearest difference is update cadence: モグモ at every 5 days against 100日ダイエットAI's fortnightly. モグモ also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. 100日ダイエットAI sells 4 in-app purchases, starting at $5.99 per year and モグモ sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

100日ダイエットAI ships an update fortnightly, モグモ every 5 days. The most recent releases landed on November 4, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | 100日ダイエットAI | モグモ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 33 MB | 37 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [株式会社オポチュニティ](https://appshunter.io/developer/1740927723) | [Mambacom inc](https://appshunter.io/developer/1859623925) |

## What reviewers say

### 100日ダイエットAI

[App page](https://appshunter.io/ios/app/100ai/id6739611540)

Effortlessly track your diet and health with AI-powered photo analysis. Automatically calculate calories, monitor nutritional balance, and receive personalized advice to achieve your weight goals without the hassle of manual input.

**Highlights:** AI calorie and PFC analysis from photos, Nutritional balance scoring, Daily/weekly diet and weight reports, Weight and BMI tracking with graphs, Personalized diet plans, Food item ranking, AI-driven improvement advice

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 食事改善プレミアムプラン(年額) | $5.99 | per year |
| 食事改善プレミアムプラン（年額） | $11.99 | per year |
| 食事改善プラン(永久版) | $5.99 | one-time |
| 食事改善プラン（永久版） | $14.99 | one-time |


### モグモ

[App page](https://appshunter.io/ios/app/and-pfc/id6756264549)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| モグモ　プレミアム | $2.99 | per month |


## Frequently asked questions

### Is 100日ダイエットAI free?

100日ダイエットAI is free to download, with in-app purchases available.

### Is モグモ free?

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

### Do 100日ダイエットAI or モグモ have ads?

Neither 100日ダイエットAI nor モグモ shows ads.

### Which is updated more often, 100日ダイエットAI or モグモ?

100日ダイエットAI ships an update fortnightly, and モグモ every 5 days. Most recently, 100日ダイエットAI was updated on November 4, 2026 and モグモ on November 13, 2026.

---

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