# PositiveDiary vs たこち

The clearest difference is device support: たこち at 3 against PositiveDiary's 1. たこち also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PositiveDiary ships an update every 9 days, たこち every 2 weeks. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PositiveDiary | たこち |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 14 MB | 74 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Infinity Inc. (Apps)](https://appshunter.io/developer/1680741877) | [yamaguchi shota](https://appshunter.io/developer/1733600362) |

## What reviewers say

### PositiveDiary

[App page](https://appshunter.io/ios/app/positivediary/id6737477917)

**Features:** macOS Compatibility

**In-app purchases:** none


### たこち

[App page](https://appshunter.io/ios/app/ai/id6797017153)

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

**In-app purchases:** none


## Frequently asked questions

### Is PositiveDiary free?

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

### Is たこち free?

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

### Do PositiveDiary or たこち have ads?

Both PositiveDiary and たこち show ads.

### Which is updated more often, PositiveDiary or たこち?

PositiveDiary ships an update every 9 days, and たこち every 2 weeks. Most recently, PositiveDiary was updated on October 13, 2026 and たこち on October 24, 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.*