# スマートコインロッカーSPACER vs DuelScore

The clearest difference is ads: スマートコインロッカーSPACER at none against DuelScore's shown. DuelScore's advantage is update cadence (every 8 days vs every 6 weeks) and iOS requirement (13.0 vs 16.6). On price, 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.

スマートコインロッカーSPACER ships an update every 6 weeks, DuelScore every 8 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | スマートコインロッカーSPACER | DuelScore |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/spacer/id1200289673/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 2.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 63 MB | 29 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SPACER Co., Ltd.](https://appshunter.io/developer/1052521521) | [KAIYOKAN, Y.K.](https://appshunter.io/developer/1855394612) |

## What reviewers say

### スマートコインロッカーSPACER

[App page](https://appshunter.io/ios/app/spacer/id1200289673)

This app allows you to send, store, and reserve smart coin lockers using your smartphone. Electronic keys can be sent and received via your phone, enabling seamless luggage exchange between users without direct contact. It aims to revolutionize logistics by facilitating convenient item transfers.

**Highlights:** Send, store, and reserve smart lockers, Smartphone-controlled electronic keys, Send and receive keys via app, Facilitates contactless item exchange, Supports EC proximity transactions, Future-proof logistics solution

**Features:** Vision Pro support

**In-app purchases:** none


### DuelScore

[App page](https://appshunter.io/ios/app/duelscore-score-dice-timer/id6801351115)

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

**In-app purchases:** none


## Frequently asked questions

### Is スマートコインロッカーSPACER free?

スマートコインロッカーSPACER is free to download, with no in-app purchases.

### Is DuelScore free?

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

### Do スマートコインロッカーSPACER or DuelScore have ads?

DuelScore shows ads; スマートコインロッカーSPACER does not.

### Which is updated more often, スマートコインロッカーSPACER or DuelScore?

スマートコインロッカーSPACER ships an update every 6 weeks, and DuelScore every 8 days. Most recently, スマートコインロッカーSPACER was updated on October 24, 2026 and DuelScore on October 20, 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.*