# 100日目標チャレンジ vs Chat

The clearest difference is in-app purchases: Chat at none against 100日目標チャレンジ's 1. Chat also leads on update cadence (every 5 days vs every 2 months). 100日目標チャレンジ's advantage is iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. 100日目標チャレンジ sells 1 in-app purchase, starting at $3.99 per month. Chat asks for nothing beyond the download.

100日目標チャレンジ ships an update every 2 months, Chat every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | 100日目標チャレンジ | Chat |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | — | Free |
| Size | 44 MB | 9 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Reo Takabatake](https://appshunter.io/developer/1888701948) | [App Palette LLC](https://appshunter.io/developer/711326934) |

## What reviewers say

### 100日目標チャレンジ

[App page](https://appshunter.io/ios/app/100/id6761291437)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月額 | $3.99 | per month |


### Chat

[App page](https://appshunter.io/ios/app/chat-style-to-do-list-chatdo/id6778351976)

This app transforms task management into a conversational experience. Simply send yourself messages to capture tasks, then swipe to prioritize your day. Unfinished items automatically roll over, ensuring nothing is forgotten.

**Highlights:** Chat-style task entry, Swipe to select daily tasks, Automatic carryover of unfinished tasks, Multiple lists for organization, Due dates and reminders, Subtasks

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 100日目標チャレンジ free?

100日目標チャレンジ is free to download, with in-app purchases available.

### Is Chat free?

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

### Do 100日目標チャレンジ or Chat have ads?

Neither 100日目標チャレンジ nor Chat shows ads.

### Which is updated more often, 100日目標チャレンジ or Chat?

100日目標チャレンジ ships an update every 2 months, and Chat every 5 days. Most recently, 100日目標チャレンジ was updated on October 31, 2026 and Chat on October 31, 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.*