# ReDo Loop vs ZenZettel

The clearest difference is update cadence: ReDo Loop at every 8 days against ZenZettel's every 2 months. ReDo Loop also leads on ratings volume (15 vs 1). ZenZettel's advantage is rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ReDo Loop sells 3 in-app purchases, starting at $0.99 per month and ZenZettel sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ZenZettel holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ReDo Loop has 15 ratings behind it against 1, so its average is the more settled of the two.

ReDo Loop ships an update every 8 days, ZenZettel every 2 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ReDo Loop | ZenZettel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (15 ratings)](https://appshunter.io/ios/app/redo-loop-recurring-tasks/id6741483262/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zenzettel/id6744944376/reviews)** |
| Number of ratings | **15** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Freemium | Freemium |
| Size | 43 MB | 41 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fizbyte](https://appshunter.io/developer/1794383219) | [Ising Digital Sarl](https://appshunter.io/developer/1685735618) |

## What reviewers say

### ReDo Loop

[App page](https://appshunter.io/ios/app/redo-loop-recurring-tasks/id6741483262)

This app helps you track recurring life maintenance tasks with flexible repeat options. It offers a clear list view to manage upcoming, due, and overdue items. Enjoy a minimalist, offline experience with no ads or accounts.

**Highlights:** Relaxed repeat scheduling, Fixed and positional repeat options, Calm list view (Upcoming, Do, Overdue), Daily and one-time task tracking, Offline functionality, No ads or accounts

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReDo PRO Monthly | $0.99 | per month |
| ReDo PRO Yearly | $9.99 | per year |
| ReDo PRO Lifetime | $19.99 | one-time |


### ZenZettel

[App page](https://appshunter.io/ios/app/zenzettel/id6744944376)

This app helps you build knowledge by transforming fleeting thoughts into permanent insights. It features a minimalist interface inspired by Japanese aesthetics, secure local storage, and AI-powered idea development. Organize your thoughts with smart tagging and advanced filtering.

**Highlights:** Impermanent note capture, AI-powered idea transformation, Advanced filtering, Minimalist interface, Secure local storage, Markdown export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |
| Premium | $9.99 | per year |


## Frequently asked questions

### Is ReDo Loop free?

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

### Is ZenZettel free?

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

### Which has better reviews, ReDo Loop or ZenZettel?

ZenZettel is rated higher. ReDo Loop averages 4.7 out of 5 from 15 ratings, while ZenZettel averages 5.0 from 1 ratings.

### Do ReDo Loop or ZenZettel have ads?

Neither ReDo Loop nor ZenZettel shows ads.

### Which is updated more often, ReDo Loop or ZenZettel?

ReDo Loop ships an update every 8 days, and ZenZettel every 2 months. Most recently, ReDo Loop was updated on October 9, 2026 and ZenZettel on October 12, 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.*