# SOFAS vs AI Calculator & Math Solver

The clearest difference is in-app purchases: SOFAS at none against AI Calculator & Math Solver's 3. SOFAS also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.2). AI Calculator & Math Solver's advantage is update cadence (weekly vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. AI Calculator & Math Solver sells 3 in-app purchases, starting at $4.99 per 7 days. SOFAS asks for nothing beyond the download.

SOFAS ships an update every 3 weeks, AI Calculator & Math Solver weekly. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SOFAS | AI Calculator & Math Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ai-calculator-and-math-solver/id6743431046/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 30 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ubiquitech](https://appshunter.io/developer/1244002826) | [Lori Nguyen](https://appshunter.io/developer/1872689629) |

## What reviewers say

### SOFAS

[App page](https://appshunter.io/ios/app/sofas/id6740541466)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Calculator & Math Solver

[App page](https://appshunter.io/ios/app/ai-calculator-and-math-solver/id6743431046)

This app offers instant math solutions with step-by-step explanations for various math problems, from basic arithmetic to calculus. It features AI-powered recognition of handwritten and typed equations, a scanner, graphing capabilities, and unit conversion.

**Highlights:** Instant math solutions, Step-by-step explanations, AI-powered problem solving, Equation scanner, Graphing calculator, Unit & currency converter

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solver PRO (weekly) | $4.99 | per 7 days |
| Solver PRO (monthly) | $12.99 | per month |
| Solver PRO (yearly) | $39.99 | per year |


## Frequently asked questions

### Is SOFAS free?

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

### Is AI Calculator & Math Solver free?

AI Calculator & Math Solver is free to download, with in-app purchases available.

### Do SOFAS or AI Calculator & Math Solver have ads?

Neither SOFAS nor AI Calculator & Math Solver shows ads.

### Which is updated more often, SOFAS or AI Calculator & Math Solver?

SOFAS ships an update every 3 weeks, and AI Calculator & Math Solver weekly. Most recently, SOFAS was updated on September 30, 2026 and AI Calculator & Math Solver on October 14, 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.*