# iformula pro vs Stellar Math

The clearest difference is price: Stellar Math at Free against iformula pro's $2.99. Stellar Math also leads on review sentiment (100% vs 56%) and rating (5.0 vs 3.0). iformula pro's advantage is update cadence (every 4 months vs every 8 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Stellar Math is free to download; iformula pro costs $2.99 up front. iformula pro sells 1 one-off in-app purchase and Stellar Math sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Stellar Math holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 56% of iformula pro's written reviews are positive against 100% of Stellar Math's.

iformula pro ships an update every 4 months, Stellar Math every 8 months. The most recent releases landed on September 11, 2026 and August 4, 2026 respectively.

## The numbers

| Metric | iformula pro | Stellar Math |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/iformula-pro/id327888781/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stellar-math/id6753595457/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 55.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Paid | **Freemium** |
| Size | 88 MB | 113 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Tobias Werner](https://appshunter.io/developer/325337278) | [Matthew Leonard](https://appshunter.io/developer/522479113) |

## What reviewers say

### iformula pro

[App page](https://appshunter.io/ios/app/iformula-pro/id327888781)

This comprehensive math learning platform offers over 4000 equations and functions across various advanced topics. It features a powerful search, a scientific calculator, note-taking, and bookmarking capabilities to aid academic study and professional reference.

**Highlights:** Over 4000 math equations, Full-featured equation search, New scientific calculator, Notes system, Bookmarking for favorite equations, Dual language support (English & German)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| draw function graph | $0.99 | one-time |


### Stellar Math

[App page](https://appshunter.io/ios/app/stellar-math/id6753595457)

Master math with an AI tutor that adapts to your learning style and pace. Get instant, step-by-step solutions to problems by snapping a photo and engage with a 24/7 AI chat for clear explanations. Track your progress and build confidence from basic arithmetic to advanced calculus.

**Highlights:** AI-powered step-by-step solutions, Photo problem solver, Interactive AI tutor chat, Personalized study plans, Progress tracking and analytics, Comprehensive math topic coverage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stellar Math Pro | $9.99 | per month |
| Stellar Math Pro Yearly | $69.99 | per year |


## Frequently asked questions

### Is iformula pro free?

iformula pro costs $2.99, and also offers in-app purchases.

### Is Stellar Math free?

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

### Which has better reviews, iformula pro or Stellar Math?

Stellar Math is rated higher. iformula pro averages 3.0 out of 5 from 2 ratings, while Stellar Math averages 5.0 from 1 ratings.

### Do iformula pro or Stellar Math have ads?

Neither iformula pro nor Stellar Math shows ads.

### Which is updated more often, iformula pro or Stellar Math?

iformula pro ships an update every 4 months, and Stellar Math every 8 months. Most recently, iformula pro was updated on September 11, 2026 and Stellar Math on August 4, 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.*