# Arpha Plus vs chatlock

The clearest difference is update cadence: Arpha Plus at every 5 weeks against chatlock's every 4 months. 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.

Arpha Plus ships an update every 5 weeks, chatlock every 4 months. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Arpha Plus | chatlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (22 ratings)](https://appshunter.io/ios/app/arpha-plus/id1621837300/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 152 MB | 185 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Fuwei Global Co., Ltd.](https://appshunter.io/developer/1468455802) | [CHAT LOCK K.K](https://appshunter.io/developer/1782829681) |

## What reviewers say

### Arpha Plus

[App page](https://appshunter.io/ios/app/arpha-plus/id1621837300)

Control and monitor your smart home security devices remotely. Receive instant notifications, manage access for family, and check lock status. Features AI-powered recognition and biometric unlocking for enhanced safety and convenience.

**Highlights:** Remote lock status check, Unlock via palm, face, fingerprint, or passcode, Real-time activity alerts, Manage multiple locks and locations, AI-powered recognition, Share access with family

**Features:** macOS Compatibility

**In-app purchases:** none


### chatlock

[App page](https://appshunter.io/ios/app/chatlock/id6738942138)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Arpha Plus free?

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

### Is chatlock free?

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

### Do Arpha Plus or chatlock have ads?

Neither Arpha Plus nor chatlock shows ads.

### Which is updated more often, Arpha Plus or chatlock?

Arpha Plus ships an update every 5 weeks, and chatlock every 4 months. Most recently, Arpha Plus was updated on September 10, 2026 and chatlock on September 13, 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.*