# Gain Weight vs 筋トレを記録して強くなるAI筋トレアプリ

The clearest difference is in-app purchases: 筋トレを記録して強くなるAI筋トレアプリ at none against Gain Weight's 2. Gain Weight's advantage is update cadence (daily vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Gain Weight sells 2 in-app purchases, starting at $9.99 per month. 筋トレを記録して強くなるAI筋トレアプリ asks for nothing beyond the download.

Gain Weight ships an update daily, 筋トレを記録して強くなるAI筋トレアプリ every 2 months. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Gain Weight | 筋トレを記録して強くなるAI筋トレアプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 months |
| Monetization | Freemium | — |
| Size | 17 MB | 14 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Moo & Company](https://appshunter.io/developer/1827801961) | [Shun Kondo](https://appshunter.io/developer/1896416693) |

## What reviewers say

### Gain Weight

[App page](https://appshunter.io/ios/app/gain-weight-stackcal/id6762064997)

This app helps users track calorie intake specifically for gaining weight and muscle mass. It offers quick meal logging via photo recognition and provides personalized targets based on user stats and goals. Data is kept private on the device with optional iCloud sync.

**Highlights:** Bulk-first calorie targets, AI-powered photo meal logging, One-gesture logging for weight and portions, Clear home screen with daily progress, Trend-based weight tracking, Privacy-focused, no account needed

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackCal Pro 月額プラン | $9.99 | per month |
| StackCal Pro 年額プラン | $49.99 | per year |


### 筋トレを記録して強くなるAI筋トレアプリ

[App page](https://appshunter.io/ios/app/ai-liftlog/id6767189887)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Gain Weight free?

Gain Weight is free to download, with in-app purchases available.

### Is 筋トレを記録して強くなるAI筋トレアプリ free?

筋トレを記録して強くなるAI筋トレアプリ is free to download, with no in-app purchases.

### Do Gain Weight or 筋トレを記録して強くなるAI筋トレアプリ have ads?

Neither Gain Weight nor 筋トレを記録して強くなるAI筋トレアプリ shows ads.

### Which is updated more often, Gain Weight or 筋トレを記録して強くなるAI筋トレアプリ?

Gain Weight ships an update daily, and 筋トレを記録して強くなるAI筋トレアプリ every 2 months. Most recently, Gain Weight was updated on October 25, 2026 and 筋トレを記録して強くなるAI筋トレアプリ 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.*