# 一日一問 vs Plantodo

The clearest difference is ads: Plantodo at none against 一日一問's shown. Plantodo also leads on update cadence (every 3 weeks vs every 12 months). 一日一問's advantage is iOS requirement (12.0 vs 14.0). On price, in-app purchases and device support there is nothing between them.

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

一日一問 ships an update every 12 months, Plantodo every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | 一日一問 | Plantodo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Size | 59 MB | 20 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shunsuke Abe](https://appshunter.io/developer/1606720824) | [kodai koga](https://appshunter.io/developer/1671422623) |

## What reviewers say

### 一日一問

[App page](https://appshunter.io/ios/app/id1606720822)

**Features:** macOS Compatibility

**In-app purchases:** none


### Plantodo

[App page](https://appshunter.io/ios/app/plantodo/id6451367821)

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

**In-app purchases:** none


## Frequently asked questions

### Is 一日一問 free?

一日一問 is free to download, with no in-app purchases.

### Is Plantodo free?

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

### Do 一日一問 or Plantodo have ads?

一日一問 shows ads; Plantodo does not.

### Which is updated more often, 一日一問 or Plantodo?

一日一問 ships an update every 12 months, and Plantodo every 3 weeks. Most recently, 一日一問 was updated on November 3, 2026 and Plantodo on November 3, 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.*