# Three Todo vs Kai To Do

The clearest difference is price: Kai To Do at Free against Three Todo's $0.99. Kai To Do also leads on update cadence (every 5 months vs every 12 months) and iOS requirement (13.0 vs 17.6). On rating, review sentiment, ratings volume and ads there is nothing between them.

Kai To Do is free to download; Three Todo costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Three Todo against 5.0 for Kai To Do. Both are backed by a comparable volume of ratings — 16 and 7 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Three Todo ships an update every 12 months, Kai To Do every 5 months. The most recent releases landed on October 2, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Three Todo | Kai To Do |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.9 (16 ratings)](https://appshunter.io/ios/app/three-todo/id882164264/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/kai-to-do/id6469441297/reviews)** |
| Number of ratings | **16** | 7 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 months** |
| Monetization | Paid | **Free** |
| Size | 9 MB | 18 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Jeffrey Lai](https://appshunter.io/developer/1630879658) | [MEDUSA LABS L.L.C.](https://appshunter.io/developer/1711975637) |

## What reviewers say

### Three Todo

[App page](https://appshunter.io/ios/app/three-todo/id882164264)

This task management app focuses on simplicity by presenting only three tasks at a time. It offers three actions: Done, Defer, or Drop, to help users manage their to-do list without added stress or complexity.

**Highlights:** Focus on 3 tasks at a time, Stress-free task management, Action tasks: Done, Defer, or Drop, Minimalist and non-intrusive design, Prioritizes tasks based on user actions

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### Kai To Do

[App page](https://appshunter.io/ios/app/kai-to-do/id6469441297)

This task management app makes completing your to-dos a delightful experience with a vibrant interface and celebratory confetti animations. All your data is stored securely on your device, ensuring complete privacy.

**Highlights:** Joyful task completion animations, Colorful and fun interface, Local data storage, Privacy-focused design, Celebratory confetti parties

**In-app purchases:** none


## Frequently asked questions

### Is Three Todo free?

Three Todo costs $0.99, with no in-app purchases.

### Is Kai To Do free?

Kai To Do is free to download, with no in-app purchases.

### Which has better reviews, Three Todo or Kai To Do?

Kai To Do is rated higher. Three Todo averages 4.9 out of 5 from 16 ratings, while Kai To Do averages 5.0 from 7 ratings.

### Do Three Todo or Kai To Do have ads?

Neither Three Todo nor Kai To Do shows ads.

### Which is updated more often, Three Todo or Kai To Do?

Three Todo ships an update every 12 months, and Kai To Do every 5 months. Most recently, Three Todo was updated on October 2, 2026 and Kai To Do on October 17, 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.*