# Arithmetics for Kids+ vs SIRTH UG

The clearest difference is in-app purchases: SIRTH UG at none against Arithmetics for Kids+'s 1. SIRTH UG also leads on rating (5.0 vs 4.7) and update cadence (monthly vs every 4 months). Arithmetics for Kids+'s advantage is ratings volume (3 vs 1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Arithmetics for Kids+ sells 1 one-off in-app purchase. SIRTH UG asks for nothing beyond the download.

SIRTH UG holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Arithmetics for Kids+ ships an update every 4 months, SIRTH UG monthly. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Arithmetics for Kids+ | SIRTH UG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/arithmetics-for-kids-plus/id595365993/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sirth-ug/id1474652487/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 17 MB | 22 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Rozovik](https://appshunter.io/developer/587833213) | [Universidad de Guanajuato](https://appshunter.io/developer/1239929356) |

## What reviewers say

### Arithmetics for Kids+

[App page](https://appshunter.io/ios/app/arithmetics-for-kids-plus/id595365993)

This interactive app helps young children aged 3-6 develop essential early math skills. It offers engaging exercises and playful activities to learn counting, number recognition, addition, and subtraction through structured tasks and fun visuals.

**Highlights:** Learn to count and recognize numbers, Addition and subtraction basics, Develop number sense, 180 tasks across 10 exercise sets, High-quality illustrations and animations, Structured learning progression

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Exercises Pack | $1.99 | one-time |


### SIRTH UG

[App page](https://appshunter.io/ios/app/sirth-ug/id1474652487)

Access official radio and television platforms from the University of Guanajuato. Stream content directly from your mobile device.

**Highlights:** Official university content, Radio streaming, Television streaming, Mobile access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Arithmetics for Kids+ free?

Arithmetics for Kids+ is free to download, with in-app purchases available.

### Is SIRTH UG free?

SIRTH UG is free to download, with no in-app purchases.

### Which has better reviews, Arithmetics for Kids+ or SIRTH UG?

SIRTH UG is rated higher. Arithmetics for Kids+ averages 4.7 out of 5 from 3 ratings, while SIRTH UG averages 5.0 from 1 ratings.

### Do Arithmetics for Kids+ or SIRTH UG have ads?

Neither Arithmetics for Kids+ nor SIRTH UG shows ads.

### Which is updated more often, Arithmetics for Kids+ or SIRTH UG?

Arithmetics for Kids+ ships an update every 4 months, and SIRTH UG monthly. Most recently, Arithmetics for Kids+ was updated on October 26, 2026 and SIRTH UG on October 14, 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.*