# Xlinq Authenticator vs TodoTimer

The clearest difference is in-app purchases: Xlinq Authenticator at none against TodoTimer's 4. TodoTimer's advantage is update cadence (every 4 days vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TodoTimer sells 4 in-app purchases, starting at $2.99 per month. Xlinq Authenticator asks for nothing beyond the download.

Xlinq Authenticator ships an update every 10 months, TodoTimer every 4 days. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Xlinq Authenticator | TodoTimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/todotimer-pomodoro-focus-adhd/id6743694749/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 291 MB | 75 MB |
| Requires iOS | **16.0** | 16.5 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Lars de Kroon](https://appshunter.io/developer/1517781431) | [Minwook Kim](https://appshunter.io/developer/1609772646) |

## What reviewers say

### Xlinq Authenticator

[App page](https://appshunter.io/ios/app/xlinq-authenticator/id1517781432)

**In-app purchases:** none


### TodoTimer

[App page](https://appshunter.io/ios/app/todotimer-pomodoro-focus-adhd/id6743694749)

This app helps users maintain peak focus and complete work routines with powerful time management features. It offers customizable timers, automatic switching between work and break periods, and detailed statistics to analyze focus patterns.

**Highlights:** Customizable timer settings, Automatic focus and break switching, Intuitive visual design, Detailed focus statistics and analysis, Social login (Google/Apple), Heatmap focus visualization

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 월간 구독 | $2.99 | per month |
| 프리미엄 연간 구독 | $19.99 | per year |
| Lifetime Premium | $29.99 | one-time |
| Lifetime Premium | $39.99 | one-time |


## Frequently asked questions

### Is Xlinq Authenticator free?

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

### Is TodoTimer free?

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

### Do Xlinq Authenticator or TodoTimer have ads?

Neither Xlinq Authenticator nor TodoTimer shows ads.

### Which is updated more often, Xlinq Authenticator or TodoTimer?

Xlinq Authenticator ships an update every 10 months, and TodoTimer every 4 days. Most recently, Xlinq Authenticator was updated on November 7, 2026 and TodoTimer on November 8, 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.*