# パーソナルジム RAY vs FLEX

パーソナルジム RAY and FLEX are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

パーソナルジム RAY ships an update every 41 months, FLEX every 37 months. The most recent releases landed on September 28, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | パーソナルジム RAY | FLEX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 37 months** |
| Size | 14 MB | 19 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YOSUKE AZUMA](https://appshunter.io/developer/1599997798) | [TAKATOSHI MATSUZAKI](https://appshunter.io/developer/1626458617) |

## What reviewers say

### パーソナルジム RAY

[App page](https://appshunter.io/ios/app/ray/id1599997796)

**In-app purchases:** none


### FLEX

[App page](https://appshunter.io/ios/app/flex/id1626458405)

**In-app purchases:** none


## Frequently asked questions

### Is パーソナルジム RAY free?

パーソナルジム RAY is free to download, with no in-app purchases.

### Is FLEX free?

FLEX is free to download, with no in-app purchases.

### Do パーソナルジム RAY or FLEX have ads?

Neither パーソナルジム RAY nor FLEX shows ads.

### Which is updated more often, パーソナルジム RAY or FLEX?

パーソナルジム RAY ships an update every 41 months, and FLEX every 37 months. Most recently, パーソナルジム RAY was updated on September 28, 2026 and FLEX on May 16, 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.*