# Centrios vs Smart.Lock

The clearest difference is ads: Smart.Lock at none against Centrios's shown. Smart.Lock also leads on update cadence (weekly vs every 6 weeks) and iOS requirement (11.0 vs 16.0). 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.

Centrios ships an update every 6 weeks, Smart.Lock weekly. The most recent releases landed on July 30, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Centrios | Smart.Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (14 ratings)](https://appshunter.io/ios/app/centrios/id6449100322/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 371 MB | 58 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Assa Abloy Of Canada Ltd](https://appshunter.io/developer/1687705830) | [Vannak Seng](https://appshunter.io/developer/1676953357) |

## What reviewers say

### Centrios

[App page](https://appshunter.io/ios/app/centrios/id6449100322)

Manage business access remotely with a smart lock system. Control locks, grant temporary access to staff and visitors, and monitor activity logs. Ideal for businesses needing secure and flexible entry management.

**Highlights:** Unlock and lock doors remotely, Grant access to staff and visitors, Create and edit access schedules, View activity and access history, Manage multiple locations

**In-app purchases:** none


### Smart.Lock

[App page](https://appshunter.io/ios/app/smartlock/id6469687048)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Centrios free?

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

### Is Smart.Lock free?

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

### Do Centrios or Smart.Lock have ads?

Centrios shows ads; Smart.Lock does not.

### Which is updated more often, Centrios or Smart.Lock?

Centrios ships an update every 6 weeks, and Smart.Lock weekly. Most recently, Centrios was updated on July 30, 2026 and Smart.Lock on September 11, 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.*