# 123 Numbers vs Science Explorer

123 Numbers and Science Explorer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | 123 Numbers | Science Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2.7K ratings)](https://appshunter.io/ios/app/123-numbers-count-and-tracing/id1210356444/reviews)** | — |
| Number of ratings | **2.7K** | — |
| Positive reviews | 84.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 402 MB | 61 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [RV AppStudios LLC](https://appshunter.io/developer/340181308) | [Rajan Phatak](https://appshunter.io/developer/1895971307) |

## What reviewers say

### 123 Numbers

[App page](https://appshunter.io/ios/app/123-numbers-count-and-tracing/id1210356444)

This app offers a fun and engaging way for toddlers and preschoolers to learn numbers, tracing, and counting. It features bright, colorful games with interactive elements and collectible stickers to motivate young learners. Parents can customize games to suit their child's needs in a safe, ad-free environment.

**Highlights:** Number tracing games, Counting exercises, Number matching activities, Fill in the blank number sequences, Collectible stickers, Customizable game options

**Features:** macOS Compatibility

**In-app purchases:** none


### Science Explorer

[App page](https://appshunter.io/ios/app/science-explorer/id6771958295)

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

**In-app purchases:** none


## Frequently asked questions

### Is 123 Numbers free?

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

### Is Science Explorer free?

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

### Do 123 Numbers or Science Explorer have ads?

Neither 123 Numbers nor Science Explorer shows ads.

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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.*