# Sumi vs Appnet Timetracker

The clearest difference is in-app purchases: Appnet Timetracker at none against Sumi's 3. Appnet Timetracker also leads on device support (3 vs 1). Sumi's advantage is update cadence (every 5 days vs monthly). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Sumi sells 3 in-app purchases, starting at $5.99 per month. Appnet Timetracker asks for nothing beyond the download.

Sumi ships an update every 5 days, Appnet Timetracker monthly. The most recent releases landed on September 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sumi | Appnet Timetracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sumi-deep-work-focus/id6448810281/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Free | — |
| Size | 10 MB | 20 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [David Park](https://appshunter.io/developer/1686485618) | [Sp/F Appnet](https://appshunter.io/developer/1712849747) |

## What reviewers say

### Sumi

[App page](https://appshunter.io/ios/app/sumi-deep-work-focus/id6448810281)

This app helps you reduce phone usage by setting timers for breaks. It alerts you if you touch or move your device during the break, aiming to boost productivity and mental well-being.

**Highlights:** Timed phone breaks, Movement alerts, Productivity enhancement, Mental health improvement, Simple interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sumi Pro Monthly | $5.99 | per month |
| Sumi Pro Annual | $24.99 | per year |
| Sumi Pro Lifetime | $49.99 | one-time |


### Appnet Timetracker

[App page](https://appshunter.io/ios/app/appnet-timetracker/id6480046903)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sumi free?

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

### Is Appnet Timetracker free?

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

### Do Sumi or Appnet Timetracker have ads?

Neither Sumi nor Appnet Timetracker shows ads.

### Which is updated more often, Sumi or Appnet Timetracker?

Sumi ships an update every 5 days, and Appnet Timetracker monthly. Most recently, Sumi was updated on September 20, 2026 and Appnet Timetracker on October 14, 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.*