# ティアメモ vs 100日目標チャレンジ

The clearest difference is ads: 100日目標チャレンジ at none against ティアメモ's shown. ティアメモ's advantage is update cadence (every 6 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. ティアメモ sells 3 in-app purchases, starting at $2.99 per month and 100日目標チャレンジ sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ティアメモ ships an update every 6 days, 100日目標チャレンジ every 2 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ティアメモ | 100日目標チャレンジ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 2 months |
| Size | 49 MB | 44 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Tomoya Ohashi](https://appshunter.io/developer/1800459005) | [Reo Takabatake](https://appshunter.io/developer/1888701948) |

## What reviewers say

### ティアメモ

[App page](https://appshunter.io/ios/app/sns/id6759195422)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 機能アンロック（1ヶ月間） | $2.99 | per month |
| 機能アンロック（1年間） | $22.99 | per year |
| 機能アンロック | $39.99 | one-time |


### 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 |


## Frequently asked questions

### Is ティアメモ free?

ティアメモ is free to download, with in-app purchases available.

### 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.

### Do ティアメモ or 100日目標チャレンジ have ads?

ティアメモ shows ads; 100日目標チャレンジ does not.

### Which is updated more often, ティアメモ or 100日目標チャレンジ?

ティアメモ ships an update every 6 days, and 100日目標チャレンジ every 2 months. Most recently, ティアメモ was updated on October 1, 2026 and 100日目標チャレンジ on October 2, 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.*