# 钥匙尺子 vs SPL

The clearest difference is update cadence: 钥匙尺子 at fortnightly against SPL's every 5 weeks. 钥匙尺子 also leads on iOS requirement (10.0 vs 13.0). 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.

钥匙尺子 ships an update fortnightly, SPL every 5 weeks. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 钥匙尺子 | SPL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/spl/id1489139640/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | — | Free |
| Size | 31 MB | 74 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuxi Kaiyang Electronic Technology Co., Ltd.](https://appshunter.io/developer/1131154502) | [军 杨](https://appshunter.io/developer/1489139639) |

## What reviewers say

### 钥匙尺子

[App page](https://appshunter.io/ios/app/id1479796469)

**Features:** macOS Compatibility

**In-app purchases:** none


### SPL

[App page](https://appshunter.io/ios/app/spl/id1489139640)

This application connects to automatic key cutting machines via Bluetooth. It enables users to decode, cut, duplicate keys, and create custom key profiles, streamlining locksmith operations for increased efficiency.

**Highlights:** Bluetooth connectivity, Key decoding, Key cutting, Key duplication, Custom key profiles, Intelligent updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 钥匙尺子 free?

钥匙尺子 is free to download, with no in-app purchases.

### Is SPL free?

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

### Do 钥匙尺子 or SPL have ads?

Neither 钥匙尺子 nor SPL shows ads.

### Which is updated more often, 钥匙尺子 or SPL?

钥匙尺子 ships an update fortnightly, and SPL every 5 weeks. Most recently, 钥匙尺子 was updated on October 2, 2026 and SPL on October 14, 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.*