# PutNumber2 vs Block Space Adventure

The clearest difference is rating: PutNumber2 at 4.7 against Block Space Adventure's 3.5. PutNumber2 also leads on ratings volume (98 vs 8). Block Space Adventure's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PutNumber2 sells 2 one-off in-app purchases. Block Space Adventure asks for nothing beyond the download.

PutNumber2 holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: PutNumber2 has 98 ratings behind it against 8, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PutNumber2 | Block Space Adventure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (98 ratings)](https://appshunter.io/ios/app/putnumber2/id1073503789/reviews)** | [3.5 (8 ratings)](https://appshunter.io/ios/app/block-space-adventure/id6754380160/reviews) |
| Number of ratings | **98** | 8 |
| Positive reviews | 89.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 117 MB | 188 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKASHI TOKUDA](https://appshunter.io/developer/665848074) | [ROSETIGER Sp.z.o.o.](https://appshunter.io/developer/1755700359) |

## What reviewers say

### PutNumber2

[App page](https://appshunter.io/ios/app/putnumber2/id1073503789)

Slide and group number blocks to strategically erase them from the board. Avoid filling the board while aiming for high scores. New elements like Stones and different game modes offer fresh challenges.

**Highlights:** Slide and place number blocks, Group blocks to erase, Stones element, Exact point bonus, Multiple game modes (Endless2, 1000 Points, 30+), Block rotation

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ERASE SELECTED NUMBER | $0.99 | one-time |
| REMOVE ADS | $14.99 | one-time |


### Block Space Adventure

[App page](https://appshunter.io/ios/app/block-space-adventure/id6754380160)

A block puzzle game where you strategically place colorful blocks to fill rows and columns. Clear lines to prevent the board from filling up. Enjoy a simple yet challenging logic puzzle experience.

**Highlights:** Strategic block placement, Fill rows and columns to clear, Prevent board from filling, Relaxing brain game, Classic puzzle mechanics

**In-app purchases:** none


## Frequently asked questions

### Is PutNumber2 free?

PutNumber2 is free to download, with in-app purchases available.

### Is Block Space Adventure free?

Block Space Adventure is free to download, with no in-app purchases.

### Which has better reviews, PutNumber2 or Block Space Adventure?

PutNumber2 is rated higher. PutNumber2 averages 4.7 out of 5 from 98 ratings, while Block Space Adventure averages 3.5 from 8 ratings.

### Do PutNumber2 or Block Space Adventure have ads?

Both PutNumber2 and Block Space Adventure show ads.

### Which is updated more often, PutNumber2 or Block Space Adventure?

PutNumber2 ships an update monthly, and Block Space Adventure monthly. Most recently, PutNumber2 was updated on October 13, 2026 and Block Space Adventure on October 10, 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.*