# Polymath vs ReadAloud+ Scan Text to Speech

The clearest difference is monetization model: Polymath at free with in-app purchases against ReadAloud+ Scan Text to Speech's subscription. Polymath also leads on iOS requirement (14.0 vs 18.5). ReadAloud+ Scan Text to Speech's advantage is ads (none vs shown) and update cadence (fortnightly vs every 4 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Polymath sells 1 in-app purchase, starting at $4.99 per month and ReadAloud+ Scan Text to Speech sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Polymath against 5.0 for ReadAloud+ Scan Text to Speech. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Polymath ships an update every 4 months, ReadAloud+ Scan Text to Speech fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Polymath | ReadAloud+ Scan Text to Speech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/polymath-fun-maths-learning/id1606244106/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/readaloud-plus-scan-text-to-speech/id6751763722/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 29 MB | 25 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Celadon AI Limited](https://appshunter.io/developer/1560359367) | [Educated Wish](https://appshunter.io/developer/1797534273) |

## What reviewers say

### Polymath

[App page](https://appshunter.io/ios/app/polymath-fun-maths-learning/id1606244106)

This app makes learning math fun for kids by allowing them to unlock worlds and interact with characters as they improve their skills. It offers personalized learning paths and weekly progress reports for parents.

**Highlights:** Personalized math learning algorithm, Unlockable game worlds, In-world character interaction, Weekly parent progress reports, Adaptive learning pace, Builds math confidence

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Polymath+1 | $4.99 | per month |


### ReadAloud+ Scan Text to Speech

[App page](https://appshunter.io/ios/app/readaloud-plus-scan-text-to-speech/id6751763722)

Transform documents into spoken audio using AI voices. Scan text from your camera or photos, and listen at your own pace with natural-sounding AI. Offers summary mode and offline functionality.

**Highlights:** Scan documents with camera or photos, AI text recognition for complex layouts, Natural AI voices in multiple languages, Summary mode for long documents, Adjustable playback speed, Offline functionality, History of recent scans

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $79.99 | per year |


## Frequently asked questions

### Is Polymath free?

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

### Is ReadAloud+ Scan Text to Speech free?

ReadAloud+ Scan Text to Speech is free to download, with in-app purchases available.

### Which has better reviews, Polymath or ReadAloud+ Scan Text to Speech?

Polymath and ReadAloud+ Scan Text to Speech are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Polymath or ReadAloud+ Scan Text to Speech have ads?

Polymath shows ads; ReadAloud+ Scan Text to Speech does not.

### Which is updated more often, Polymath or ReadAloud+ Scan Text to Speech?

Polymath ships an update every 4 months, and ReadAloud+ Scan Text to Speech fortnightly. Most recently, Polymath was updated on October 24, 2026 and ReadAloud+ Scan Text to Speech on October 24, 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.*