# Birthday Notation vs Blocus

The clearest difference is update cadence: Blocus at every 3 days against Birthday Notation's monthly. Birthday Notation's advantage is iOS requirement (8.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Birthday Notation sells 4 one-off in-app purchases and Blocus sells 10 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Birthday Notation ships an update monthly, Blocus every 3 days. The most recent releases landed on October 26, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Birthday Notation | Blocus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (226 ratings)](https://appshunter.io/ios/app/blocus-earn-screen-time/id6758338291/reviews)** |
| Number of ratings | — | **226** |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 148 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Snorre Widnes](https://appshunter.io/developer/1041817122) | [Diyar Dirik](https://appshunter.io/developer/1849149412) |

## What reviewers say

### Birthday Notation

[App page](https://appshunter.io/ios/app/birthday-notation/id1268720677)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 delete | $0.99 | one-time |
| 5 deletes | $3.99 | one-time |
| 10 deletes | $6.99 | one-time |
| 20 deletes | $9.99 | one-time |


### Blocus

[App page](https://appshunter.io/ios/app/blocus-earn-screen-time/id6758338291)

This app helps you break distraction habits and regain control of your time by blocking distracting apps and websites. It offers various enforcement modes, from gentle nudges to strict, irreversible blocks, and allows unlocking distractions only after completing specific tasks or challenges.

**Highlights:** Block distracting apps and websites, Set daily limits and smart schedules, Extreme Mode for irreversible blocking, Unlock distractions via challenges or tasks, PIN Code Mode for external accountability, Integrates with system Screen Time

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $9.99 | per month |
| Yearly plan | $29.99 | per year |
| Yearly | $39.99 | per year |
| Yearly plan | $49.99 | per year |
| Unlock | $0.99 | one-time |
| Unlock | $3.99 | one-time |
| Unlock | $8.99 | one-time |
| Unlock | $17.99 | one-time |
| Unlock | $44.99 | one-time |
| Unlock | $89.99 | one-time |


## Frequently asked questions

### Is Birthday Notation free?

Birthday Notation is free to download, with in-app purchases available.

### Is Blocus free?

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

### Do Birthday Notation or Blocus have ads?

Neither Birthday Notation nor Blocus shows ads.

### Which is updated more often, Birthday Notation or Blocus?

Birthday Notation ships an update monthly, and Blocus every 3 days. Most recently, Birthday Notation was updated on October 26, 2026 and Blocus on November 5, 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.*