# 리턴 vs inner Labs

The clearest difference is ads: inner Labs at none against 리턴's shown. inner Labs also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, 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.

리턴 ships an update every 6 days, inner Labs every 4 days. Both last shipped on November 7, 2026.

## The numbers

| Metric | 리턴 | inner Labs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1581824557/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 165 MB | 86 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INOBUS Co., Ltd.](https://appshunter.io/developer/1581824559) | [TJLABS Corp.](https://appshunter.io/developer/1602326240) |

## What reviewers say

### 리턴

[App page](https://appshunter.io/ios/app/id1581824557)

Earn points by recycling plastic bottles and participating in daily quizzes and games. Track your points, find recycling stations, and redeem rewards for mobile gift certificates. It also rewards you for walking.

**Highlights:** Earn points from bottle recycling, Check point history, Find nearby recycling stations, Earn points through daily quizzes, Play games for rewards, Earn points for steps walked

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

**In-app purchases:** none


### inner Labs

[App page](https://appshunter.io/ios/app/inner-labs/id1622542997)

**In-app purchases:** none


## Frequently asked questions

### Is 리턴 free?

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

### Is inner Labs free?

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

### Do 리턴 or inner Labs have ads?

리턴 shows ads; inner Labs does not.

### Which is updated more often, 리턴 or inner Labs?

리턴 ships an update every 6 days, and inner Labs every 4 days. Most recently, 리턴 was updated on November 7, 2026 and inner Labs on November 7, 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.*