# iSolveModel vs Linear Algebra

The clearest difference is price: Linear Algebra at Free against iSolveModel's $9.99. Linear Algebra also leads on update cadence (every 6 weeks vs every 4 months). iSolveModel's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Linear Algebra is free to download; iSolveModel costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iSolveModel ships an update every 4 months, Linear Algebra every 6 weeks. Both last shipped on October 1, 2026.

## The numbers

| Metric | iSolveModel | Linear Algebra |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/isolvemodel/id387627473/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 5 MB | 8 MB |
| Requires iOS | 17.1 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MINDTech](https://appshunter.io/developer/382887010) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### iSolveModel

[App page](https://appshunter.io/ios/app/isolvemodel/id387627473)

This app offers a powerful linear programming solver for iOS devices, utilizing the simplex algorithm and an integrated MIP solver for integer variables. It's designed for students and professionals in operations research and related fields, allowing easy model creation and sharing.

**Highlights:** Linear programming solver, Simplex algorithm, Integrated MIP solver, Sensitivity analysis, iTunes File Sharing, Email model/solution transfer, Text-based model documents

**Features:** macOS Compatibility

**In-app purchases:** none


### Linear Algebra

[App page](https://appshunter.io/ios/app/linear-algebra-matrix-solver/id1660933354)

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

**In-app purchases:** none


## Frequently asked questions

### Is iSolveModel free?

iSolveModel costs $9.99, with no in-app purchases.

### Is Linear Algebra free?

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

### Do iSolveModel or Linear Algebra have ads?

Linear Algebra shows ads; iSolveModel does not.

### Which is updated more often, iSolveModel or Linear Algebra?

iSolveModel ships an update every 4 months, and Linear Algebra every 6 weeks. Most recently, iSolveModel was updated on October 1, 2026 and Linear Algebra on October 1, 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.*