# Smart Lock vs Biothys AirPurifier

Smart Lock and Biothys AirPurifier are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Smart Lock | Biothys AirPurifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/smart-lock-one-key-access/id1136587698/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 9 MB | 11 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hizima Technologies Co., Ltd](https://appshunter.io/developer/1680084643) | [Taylor Fixy](https://appshunter.io/developer/1748188774) |

## What reviewers say

### Smart Lock

[App page](https://appshunter.io/ios/app/smart-lock-one-key-access/id1136587698)

This utility app works with a specific mechatronic lock and key system to manage access and track operations. It allows users to find smart keys, open authorized locks, apply for access tickets, and view operation logs. The app also facilitates lock management and provides navigation to stations.

**Highlights:** Search and connect to Smart Keys, Open authorized Smart Locks, Apply for and manage lock access tickets, View daily, weekly, and monthly operation logs, Manage lock authorizations and One Time Passwords, Initialize, reset, and bind locks, Navigate to station locations

**Features:** macOS Compatibility

**In-app purchases:** none


### Biothys AirPurifier

[App page](https://appshunter.io/ios/app/biothys-airpurifier/id6503172918)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Lock free?

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

### Is Biothys AirPurifier free?

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

### Do Smart Lock or Biothys AirPurifier have ads?

Neither Smart Lock nor Biothys AirPurifier shows ads.

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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.*