# Electro vs Solvemoji

The clearest difference is in-app purchases: Electro at none against Solvemoji's 1. Solvemoji's advantage is update cadence (every 2 months vs every 42 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Solvemoji sells 1 in-app purchase, starting at $19.99 per year. Electro asks for nothing beyond the download.

Electro ships an update every 42 months, Solvemoji every 2 months. The most recent releases landed on September 9, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Electro | Solvemoji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (83 ratings)](https://appshunter.io/ios/app/solvemoji/id1458075012/reviews)** |
| Number of ratings | — | **83** |
| Positive reviews | — | 92.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 72 MB | 49 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandr Turkin](https://appshunter.io/developer/1453274000) | [Laurence Arnott](https://appshunter.io/developer/1457672612) |

## What reviewers say

### Electro

[App page](https://appshunter.io/ios/app/electro/id1455876231)

**Features:** macOS Compatibility

**In-app purchases:** none


### Solvemoji

[App page](https://appshunter.io/ios/app/solvemoji/id1458075012)

This app uses emojis to create engaging math and logic puzzles for students, teachers, and parents. It offers various puzzle types, progress tracking, and tools to make learning fun and accessible. It's designed to build confidence and critical thinking skills.

**Highlights:** Emoji math and logic puzzles, Classic, Grid, Word, Doku, and Odd Emoji puzzles, Draw-on-screen tools, Progress tracking, Full website sync, Teacher and school management features

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solvemoji Premium | $19.99 | per year |


## Frequently asked questions

### Is Electro free?

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

### Is Solvemoji free?

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

### Do Electro or Solvemoji have ads?

Neither Electro nor Solvemoji shows ads.

### Which is updated more often, Electro or Solvemoji?

Electro ships an update every 42 months, and Solvemoji every 2 months. Most recently, Electro was updated on September 9, 2026 and Solvemoji on September 11, 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.*