# Let's vs 推しダイエット

The clearest difference is in-app purchases: Let's at none against 推しダイエット's 1. Let's also leads on ads (none vs shown). 推しダイエット's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price and update cadence there is nothing between them.

Both are free to download. 推しダイエット sells 1 in-app purchase, starting at $2.99 per month. Let's asks for nothing beyond the download.

Let's ships an update every 3 weeks, 推しダイエット monthly. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Let's | 推しダイエット |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 64.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 15 MB | 43 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [jinsei shima](https://appshunter.io/developer/1168906089) | [shigeki suzuki](https://appshunter.io/developer/1492704516) |

## What reviewers say

### Let's

[App page](https://appshunter.io/ios/app/lets-a-diet-app/id1661990478)

**In-app purchases:** none


### 推しダイエット

[App page](https://appshunter.io/ios/app/id6448716540)

This app helps you track your weight and body fat with a fun, personalized approach. Set your favorite idol as your background and icon, and receive encouraging notifications to stay motivated on your fitness journey. It features simple input, clear graphs, and customizable themes for a seamless recording experience.

**Highlights:** Customizable idol background and icon, Personalized motivational messages, Simple weight, body fat, and BMI input, List-style calendar for easy viewing, Intuitive progress graphs, Multiple theme color options, Input reminder notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 推しダイエットのサブスクリプション | $2.99 | per month |


## Frequently asked questions

### Is Let's free?

Let's is free to download, with no in-app purchases.

### Is 推しダイエット free?

推しダイエット is free to download, with in-app purchases available.

### Do Let's or 推しダイエット have ads?

推しダイエット shows ads; Let's does not.

### Which is updated more often, Let's or 推しダイエット?

Let's ships an update every 3 weeks, and 推しダイエット monthly. Most recently, Let's was updated on September 11, 2026 and 推しダイエット on September 10, 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.*