# One Touch Authentication vs Better Clock

The clearest difference is in-app purchases: One Touch Authentication at none against Better Clock's 3. One Touch Authentication also leads on iOS requirement (9.1 vs 17.6). Better Clock's advantage is update cadence (monthly vs every 3 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Better Clock sells 3 one-off in-app purchases. One Touch Authentication asks for nothing beyond the download.

One Touch Authentication ships an update every 3 months, Better Clock monthly. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | One Touch Authentication | Better Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/better-clock-world-timezones/id6475321629/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 6 MB |
| Requires iOS | **9.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Innefu Labs Private Limited](https://appshunter.io/developer/1761831075) | [Pin Traveler LLC](https://appshunter.io/developer/1569297359) |

## What reviewers say

### One Touch Authentication

[App page](https://appshunter.io/ios/app/one-touch-authentication/id952525756)

This app transforms your iPhone into a secure second-factor authentication device. It uses a challenge-response mechanism, sending login details to your phone for approval, bypassing traditional one-time passwords for enhanced security.

**Highlights:** Second-factor authentication generation, Push notification login requests, Approve or deny login attempts, Hackproof token technology, Secure Gmail and Amazon accounts, Offline QR code scanning for OTP

**Features:** macOS Compatibility

**In-app purchases:** none


### Better Clock

[App page](https://appshunter.io/ios/app/better-clock-world-timezones/id6475321629)

This app enhances the default clock functionality by allowing users to search for and add any city worldwide, assign custom labels to locations, and convert times across different zones. It offers a user-friendly interface for managing global time differences.

**Highlights:** Search any city worldwide, Assign custom labels to locations, Manual time conversion across zones, Free to use, User-friendly interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Show of Support | $0.99 | one-time |
| Medium Show of Support | $2.99 | one-time |
| Big Show of Support | $7.99 | one-time |


## Frequently asked questions

### Is One Touch Authentication free?

One Touch Authentication is free to download, with no in-app purchases.

### Is Better Clock free?

Better Clock is free to download, with in-app purchases available.

### Do One Touch Authentication or Better Clock have ads?

Neither One Touch Authentication nor Better Clock shows ads.

### Which is updated more often, One Touch Authentication or Better Clock?

One Touch Authentication ships an update every 3 months, and Better Clock monthly. Most recently, One Touch Authentication was updated on October 4, 2026 and Better Clock on October 10, 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.*