# 姿勢改善スタジオ　Lerist vs Gym's パーソナル・トレーニング・アシスタント

The clearest difference is update cadence: Gym's パーソナル・トレーニング・アシスタント at every 2 months against 姿勢改善スタジオ　Lerist's every 38 months. 姿勢改善スタジオ　Lerist's advantage is iOS requirement (12.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

姿勢改善スタジオ　Lerist ships an update every 38 months, Gym's パーソナル・トレーニング・アシスタント every 2 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 姿勢改善スタジオ　Lerist | Gym's パーソナル・トレーニング・アシスタント |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Size | 16 MB | 8 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAKASHI SONOMURA](https://appshunter.io/developer/1442518927) | [Saucer-Inc](https://appshunter.io/developer/1575501363) |

## What reviewers say

### 姿勢改善スタジオ　Lerist

[App page](https://appshunter.io/ios/app/lerist/id1442518928)

**In-app purchases:** none


### Gym's パーソナル・トレーニング・アシスタント

[App page](https://appshunter.io/ios/app/gyms/id6446471584)

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

**In-app purchases:** none


## Frequently asked questions

### Is 姿勢改善スタジオ　Lerist free?

姿勢改善スタジオ　Lerist is free to download, with no in-app purchases.

### Is Gym's パーソナル・トレーニング・アシスタント free?

Gym's パーソナル・トレーニング・アシスタント is free to download, with no in-app purchases.

### Do 姿勢改善スタジオ　Lerist or Gym's パーソナル・トレーニング・アシスタント have ads?

Neither 姿勢改善スタジオ　Lerist nor Gym's パーソナル・トレーニング・アシスタント shows ads.

### Which is updated more often, 姿勢改善スタジオ　Lerist or Gym's パーソナル・トレーニング・アシスタント?

姿勢改善スタジオ　Lerist ships an update every 38 months, and Gym's パーソナル・トレーニング・アシスタント every 2 months. Most recently, 姿勢改善スタジオ　Lerist was updated on November 11, 2026 and Gym's パーソナル・トレーニング・アシスタント on November 3, 2026.

---

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