# Idea Hack vs Du Contracts

The clearest difference is rating: Du Contracts at 5.0 against Idea Hack's 3.0. Idea Hack's advantage is iOS requirement (8.0 vs 13.0). On price, ratings volume, update cadence 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.

Du Contracts holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Idea Hack ships an update every 5 days, Du Contracts every 3 days. The most recent releases landed on September 23, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Idea Hack | Du Contracts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/idea-hack/id1080338969/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 | Every 5 days | **Every 3 days** |
| Monetization | Free | Free |
| Size | 23 MB | 19 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKAHIRO AYA](https://appshunter.io/developer/495555314) | [Dylan Kramer](https://appshunter.io/developer/1850870205) |

## What reviewers say

### Idea Hack

[App page](https://appshunter.io/ios/app/idea-hack/id1080338969)

This app helps spark creativity by generating three random keywords to inspire new ideas. Users can register their own keywords and use the tool to brainstorm solutions or concepts, saving their thoughts in a memo field.

**Highlights:** Generate random keywords, Create custom keyword lists, Brainstorm ideas based on keywords, Save ideas to memo, Supports iPhone, iPad, iPod

**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 Idea Hack free?

Idea Hack 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, Idea Hack or Du Contracts?

Du Contracts is rated higher. Idea Hack averages 3.0 out of 5 from 1 ratings, while Du Contracts averages 5.0 from 2 ratings.

### Do Idea Hack or Du Contracts have ads?

Neither Idea Hack nor Du Contracts shows ads.

### Which is updated more often, Idea Hack or Du Contracts?

Idea Hack ships an update every 5 days, and Du Contracts every 3 days. Most recently, Idea Hack was updated on September 23, 2026 and Du Contracts on September 16, 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.*