# NumBots vs Spelltronaut

The clearest difference is rating: NumBots at 4.7 against Spelltronaut's 2.7. NumBots also leads on review sentiment (66% vs 33%) and ratings volume (322 vs 3). Spelltronaut's advantage is update cadence (every 2 days vs every 2 months) and iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

NumBots holds the better App Store score, 4.7 against 2.7. That said, the two scores are not equally well evidenced: NumBots has 322 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 66% of NumBots's written reviews are positive against 33% of Spelltronaut's.

NumBots ships an update every 2 months, Spelltronaut every 2 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NumBots | Spelltronaut |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (322 ratings)](https://appshunter.io/ios/app/numbots/id1448844836/reviews)** | [2.7 (3 ratings)](https://appshunter.io/ios/app/spelltronaut-primary-spelling/id1507764714/reviews) |
| Number of ratings | **322** | 3 |
| Positive reviews | **66.3% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 30 MB | 154 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maths Circle Ltd](https://appshunter.io/developer/973811325) | [Ilker Bayraktutan](https://appshunter.io/developer/1468777800) |

## What reviewers say

### NumBots

[App page](https://appshunter.io/ios/app/numbots/id1448844836)

This platform helps children master mental addition and subtraction, moving them from counting to calculating. It focuses on building understanding, recall, and fluency in these core math skills. Designed for early learners, it offers an engaging way to achieve mathematical proficiency.

**Highlights:** Master mental addition, Master mental subtraction, Build understanding, Develop recall, Achieve fluency, Transition from counting to calculating

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great for learning math
- 🚀 Fun and engaging
- 💡 Helpful for improving math skills
- 💡 Customizable robot feature
- 👍 Useful for kids aged 4-7

**What reviewers complain about**

- 🐛 Glitches and bugs
- 🔍 Unclear progression system
- ⏱️ Strict time limits
- 🤔 Repetitive levels
- 🤔 Not challenging enough for older kids

**Reported bugs**

- Coins and stars not tracking correctly
- Login issues across devices
- Keyboard not showing up on tablets
- Levels randomly locked or missing
- App crashing and freezing

**Requested features**

- More advanced levels and content
- Ability to skip to appropriate level
- Less emphasis on speed, more on accuracy
- Family account support
- Improved login and persistence


### Spelltronaut

[App page](https://appshunter.io/ios/app/spelltronaut-primary-spelling/id1507764714)

This app supports home learning for primary school spelling, aligning with national curriculum guidelines. It uses a proven 'look, say, cover, write, check' method to help children master spelling words and improve their vocabulary and typing skills.

**Highlights:** Structured spelling program, National curriculum alignment (KS1 & KS2), Look, say, cover, write, check method, Weekly spelling lists by year group, Example sentences for homophones, Native English pronunciation audio, Progress tracking and scores

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NumBots free?

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

### Is Spelltronaut free?

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

### Which has better reviews, NumBots or Spelltronaut?

NumBots is rated higher. NumBots averages 4.7 out of 5 from 322 ratings, while Spelltronaut averages 2.7 from 3 ratings.

### Do NumBots or Spelltronaut have ads?

Neither NumBots nor Spelltronaut shows ads.

### Which is updated more often, NumBots or Spelltronaut?

NumBots ships an update every 2 months, and Spelltronaut every 2 days. Most recently, NumBots was updated on November 6, 2026 and Spelltronaut on November 3, 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.*