# WolframAlpha vs Thermonator

The clearest difference is in-app purchases: Thermonator at none against WolframAlpha's 6. Thermonator also leads on iOS requirement (10.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WolframAlpha sells 6 in-app purchases, starting at $9.99 per month. Thermonator asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | WolframAlpha | Thermonator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (129 ratings)](https://appshunter.io/ios/app/wolframalpha/id548861535/reviews)** | — |
| Number of ratings | **129** | — |
| Positive reviews | 35.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 366 MB | 118 MB |
| Requires iOS | 17.6 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Wolfram Group LLC](https://appshunter.io/developer/715130979) | [The Concord Consortium](https://appshunter.io/developer/890508659) |

## What reviewers say

### WolframAlpha

[App page](https://appshunter.io/ios/app/wolframalpha/id548861535)

This app serves as a powerful computational knowledge engine for homework and research. It offers comprehensive support across numerous academic subjects, from math and physics to biology and economics. Unlock advanced features like step-by-step solutions and photo input for a more in-depth learning experience.

**Highlights:** Step-by-step solutions with hints, Photo input for math problems, Input Assistants for various subjects, Thousands of covered domains, Homework and exam preparation

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro for Students Monthly | $9.99 | per month |
| Pro for Educators Monthly | $9.99 | per month |
| Pro Yearly | $59.99 | per year |
| Pro for Students Yearly | $59.99 | per year |
| Pro for Educators Yearly | $59.99 | per year |

**What reviewers like**

- 🚀 Powerful search engine
- 📚 Comprehensive information
- 🔍 Helpful for math and other subjects
- ⭐ Essential app for students and professionals

**What reviewers complain about**

- 🐛 Buggy and crashes frequently
- 💰 Expensive subscription model
- 📵 Limited functionality in free version
- 🤔 Confusing and unintuitive to use

**Reported bugs**

- Login screen freezes
- Incompatible with older devices
- Search bar issues and crashes
- Incorrect or incomplete results

**Requested features**

- Dark mode option
- Improved handwritten math recognition
- Better integration with Siri
- More customization options


### Thermonator

[App page](https://appshunter.io/ios/app/thermonator/id1347541327)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WolframAlpha free?

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

### Is Thermonator free?

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

### Do WolframAlpha or Thermonator have ads?

Neither WolframAlpha nor Thermonator shows ads.

### Which is updated more often, WolframAlpha or Thermonator?

WolframAlpha ships an update every 2 months, and Thermonator every 2 months. Most recently, WolframAlpha was updated on September 21, 2026 and Thermonator on September 15, 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.*