# Just Start vs Du Contracts

The clearest difference is update cadence: Du Contracts at every 3 days against Just Start's weekly. Du Contracts also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.2). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Just Start against 5.0 for Du Contracts. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Just Start ships an update weekly, Du Contracts every 3 days. The most recent releases landed on October 6, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Just Start | Du Contracts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/just-start-habit-tracker/id6754210022/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/du-contracts/id6754901448/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free | Free |
| Size | 7 MB | 19 MB |
| Requires iOS | 16.2 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [江涛 丁](https://appshunter.io/developer/1846020376) | [Dylan Kramer](https://appshunter.io/developer/1850870205) |

## What reviewers say

### Just Start

[App page](https://appshunter.io/ios/app/just-start-habit-tracker/id6754210022)

This app helps you overcome procrastination by providing a simple, focused timer. It features a virtual companion, unlimited categories, and historical statistics to track your progress. Connect with others through a unique 'starlight' feature that shows past user efforts.

**Highlights:** Minimalist timer interface, Virtual companion for focus, Unlimited custom categories, Full history and trend charts, Starlight mode for shared effort visualization, Pro features unlocked for free

**Features:** macOS Compatibility

**In-app purchases:** none


### Du Contracts

[App page](https://appshunter.io/ios/app/du-contracts/id6754901448)

This app helps you build self-trust by creating time-bound "I Will" or "I Won't" commitments. Unfulfilled contracts are visible for a week, serving as a reminder to follow through on your promises to yourself.

**Highlights:** Create "I Will" or "I Won't" contracts, 24-hour contract expiration, Automatic failure tracking, Visible failure reminders, Build self-trust and accountability

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Just Start free?

Just Start is free to download, with no in-app purchases.

### Is Du Contracts free?

Du Contracts is free to download, with no in-app purchases.

### Which has better reviews, Just Start or Du Contracts?

Just Start and Du Contracts are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Just Start or Du Contracts have ads?

Neither Just Start nor Du Contracts shows ads.

### Which is updated more often, Just Start or Du Contracts?

Just Start ships an update weekly, and Du Contracts every 3 days. Most recently, Just Start was updated on October 6, 2026 and Du Contracts on October 20, 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.*