# One Question a Day vs May Diary

The clearest difference is update cadence: One Question a Day at every 3 days against May Diary's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. One Question a Day sells 3 in-app purchases, starting at $1.99 per 7 days and May Diary sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

One Question a Day ships an update every 3 days, May Diary every 2 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | One Question a Day | May Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/one-question-a-day-diary/id6754101081/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 12 MB |
| Requires iOS | **17.6** | 18.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Agora Labs Ltda.](https://appshunter.io/developer/1846683084) | [PETR HAZUZA](https://appshunter.io/developer/1870810456) |

## What reviewers say

### One Question a Day

[App page](https://appshunter.io/ios/app/one-question-a-day-diary/id6754101081)

This app encourages daily self-reflection with thought-provoking questions. Track your personal growth, review past answers, and build a habit of mindfulness and self-discovery through guided prompts and a complete answer history.

**Highlights:** Daily thought-provoking questions, Personalized prompts based on answers, Weekly answer reviews, Complete history of responses, Profile tracking for streaks and growth, Mindfulness and self-inquiry exercises

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Subscription - Weekly | $1.99 | per 7 days |
| Pro Subscription - Annual | $22.99 | per year |
| Lifetime License - Pay once | $24.99 | one-time |


### May Diary

[App page](https://appshunter.io/ios/app/may-diary/id6758090877)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee | $0.99 | one-time |
| Support Development | $2.99 | one-time |
| Big Thank You | $4.99 | one-time |


## Frequently asked questions

### Is One Question a Day free?

One Question a Day is free to download, with in-app purchases available.

### Is May Diary free?

May Diary is free to download, with in-app purchases available.

### Do One Question a Day or May Diary have ads?

Neither One Question a Day nor May Diary shows ads.

### Which is updated more often, One Question a Day or May Diary?

One Question a Day ships an update every 3 days, and May Diary every 2 weeks. Most recently, One Question a Day was updated on October 15, 2026 and May Diary on October 15, 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.*