# Radius! vs Chronos Authenticator

The clearest difference is rating: Chronos Authenticator at 5.0 against Radius!'s 2.5. Radius!'s advantage is iOS requirement (10.0 vs 17.0). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Chronos Authenticator holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Radius! | Chronos Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/radius/id1517579594/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chronos-authenticator/id6503929490/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Monetization | Free | Free |
| Size | 19 MB | 11 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kobi Snir](https://appshunter.io/developer/393343394) | [Joel-David Wong](https://appshunter.io/developer/1750409239) |

## What reviewers say

### Radius!

[App page](https://appshunter.io/ios/app/radius/id1517579594)

This app helps you stay within a set distance from a starting point. Receive notifications when you go out of range, perfect for exploring new areas.

**Highlights:** Set start point and maximum radius, Real-time distance monitoring, Out-of-range notifications, Useful for visiting new areas

**In-app purchases:** none


### Chronos Authenticator

[App page](https://appshunter.io/ios/app/chronos-authenticator/id6503929490)

This open-source app provides secure two-factor authentication using time-based and counter-based methods. It offers end-to-end encryption for token data and optional iCloud backup and sync for convenience. Easily import and export your authentication tokens.

**Highlights:** Open-source, End-to-end encrypted token storage, Optional iCloud backup and sync, Token export and import, Anonymous usage (no account required)

**In-app purchases:** none


## Frequently asked questions

### Is Radius! free?

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

### Is Chronos Authenticator free?

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

### Which has better reviews, Radius! or Chronos Authenticator?

Chronos Authenticator is rated higher. Radius! averages 2.5 out of 5 from 2 ratings, while Chronos Authenticator averages 5.0 from 3 ratings.

### Do Radius! or Chronos Authenticator have ads?

Neither Radius! nor Chronos Authenticator 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.*