# Not That One! vs blockfity

The clearest difference is ads: blockfity at none against Not That One!'s shown. Not That One!'s advantage is update cadence (every 2 days vs every 4 days) and iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Not That One! sells 1 one-off in-app purchase and blockfity sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Not That One! ships an update every 2 days, blockfity every 4 days. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Not That One! | blockfity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (100 ratings)](https://appshunter.io/ios/app/not-that-one/id6739214233/reviews)** | — |
| Number of ratings | **100** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Size | 105 MB | 442 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vikas Pawar](https://appshunter.io/developer/1588876306) | [Beata Koziol-Cholewinski](https://appshunter.io/developer/976110745) |

## What reviewers say

### Not That One!

[App page](https://appshunter.io/ios/app/not-that-one/id6739214233)

Test your reflexes and decision-making in this fast-paced game by quickly identifying the odd one out from a mix of numbers, letters, and special characters. Compete globally on leaderboards and unlock achievements as you master the simple yet challenging gameplay.

**Highlights:** Identify odd numbers, letters, and symbols, Global leaderboard competition, Unlockable achievements, Immersive background music, Language-free gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### blockfity

[App page](https://appshunter.io/ios/app/blockfity/id6757976517)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Not That One! free?

Not That One! is free to download, with in-app purchases available.

### Is blockfity free?

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

### Do Not That One! or blockfity have ads?

Not That One! shows ads; blockfity does not.

### Which is updated more often, Not That One! or blockfity?

Not That One! ships an update every 2 days, and blockfity every 4 days. Most recently, Not That One! was updated on October 9, 2026 and blockfity on October 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.*