# OneTodo vs Reckon

The clearest difference is rating: Reckon at 5.0 against OneTodo's 2.3. Reckon also leads on in-app purchases (none vs 3). OneTodo's advantage is ratings volume (3 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OneTodo sells 3 in-app purchases, starting at $0.99 per month. Reckon asks for nothing beyond the download.

Reckon holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

OneTodo ships an update every 9 days, Reckon every 5 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | OneTodo | Reckon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/onetodo-personal-task-system/id1546530435/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reckon-daybook/id6782424477/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | Subscription | **Free** |
| Size | 140 MB | 3 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Reinvent Technology Co., Ltd.](https://appshunter.io/developer/1250290964) | [ROBERT LEONARD FISCH](https://appshunter.io/developer/1881330078) |

## What reviewers say

### OneTodo

[App page](https://appshunter.io/ios/app/onetodo-personal-task-system/id1546530435)

Organize your life with a hierarchical task management system. Create tasks, pages, projects, boxes, and spaces to structure your to-do list and plans. Track project progress and manage separate data spaces for different aspects of your life.

**Highlights:** Hierarchical task organization (Task > Page > Project > Box > Space), Create standalone tasks, Use pages as project subtitles, Track project completion progress, Group projects with boxes, Separate data spaces for internal accounts

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneTodo Pro (Monthly) | $0.99 | per month |
| OneTodo Pro (Yearly) | $6.99 | per year |
| OneTodo Pro (Lifetime) | $14.99 | one-time |


### Reckon

[App page](https://appshunter.io/ios/app/reckon-daybook/id6782424477)

Track the time elapsed since or until significant life events. Build a rich history for each event with notes, photos, links, and files. Organize and view your timeline at a glance, with reminders for recurring activities.

**Highlights:** Count days since/until events, Journaling with notes, photos, links, files, Recurring event reminders, Rotating activity timers, Customizable dashboard, Tagging and filtering, Private, on-device data storage

**In-app purchases:** none


## Frequently asked questions

### Is OneTodo free?

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

### Is Reckon free?

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

### Which has better reviews, OneTodo or Reckon?

Reckon is rated higher. OneTodo averages 2.3 out of 5 from 3 ratings, while Reckon averages 5.0 from 1 ratings.

### Do OneTodo or Reckon have ads?

Neither OneTodo nor Reckon shows ads.

### Which is updated more often, OneTodo or Reckon?

OneTodo ships an update every 9 days, and Reckon every 5 days. Most recently, OneTodo was updated on October 24, 2026 and Reckon 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.*