# 知るだけダイエット!?「あぶらみくんのカロリー暗算」 vs モグモ

The clearest difference is in-app purchases: 知るだけダイエット!?「あぶらみくんのカロリー暗算」 at none against モグモ's 1. 知るだけダイエット!?「あぶらみくんのカロリー暗算」 also leads on iOS requirement (8.0 vs 15.1). モグモ's advantage is update cadence (every 5 days vs every 30 months). On price, ads and device support there is nothing between them.

Both are free to download. モグモ sells 1 in-app purchase, starting at $2.99 per month. 知るだけダイエット!?「あぶらみくんのカロリー暗算」 asks for nothing beyond the download.

知るだけダイエット!?「あぶらみくんのカロリー暗算」 ships an update every 30 months, モグモ every 5 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 知るだけダイエット!?「あぶらみくんのカロリー暗算」 | モグモ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 5 days** |
| Size | 8 MB | 37 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ANDG CO., LTD.](https://appshunter.io/developer/514516056) | [Mambacom inc](https://appshunter.io/developer/1859623925) |

## What reviewers say

### 知るだけダイエット!?「あぶらみくんのカロリー暗算」

[App page](https://appshunter.io/ios/app/id541445049)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 知るだけダイエット!?「あぶらみくんのカロリー暗算」 free?

知るだけダイエット!?「あぶらみくんのカロリー暗算」 is free to download, with no in-app purchases.

### Is モグモ free?

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

### Do 知るだけダイエット!?「あぶらみくんのカロリー暗算」 or モグモ have ads?

Neither 知るだけダイエット!?「あぶらみくんのカロリー暗算」 nor モグモ shows ads.

### Which is updated more often, 知るだけダイエット!?「あぶらみくんのカロリー暗算」 or モグモ?

知るだけダイエット!?「あぶらみくんのカロリー暗算」 ships an update every 30 months, and モグモ every 5 days. Most recently, 知るだけダイエット!?「あぶらみくんのカロリー暗算」 was updated on October 26, 2026 and モグモ on October 30, 2026.

---

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