# iSolveModel vs Repeatica

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

Repeatica is free to download; iSolveModel costs $9.99 up front. Repeatica sells 4 in-app purchases, starting at $9.99 per month. iSolveModel asks for nothing beyond the download.

iSolveModel ships an update every 4 months, Repeatica every 6 weeks. The most recent releases landed on October 1, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | iSolveModel | Repeatica |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 5 MB | 31 MB |
| Requires iOS | **17.1** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MINDTech](https://appshunter.io/developer/382887010) | [Launchific LLC](https://appshunter.io/developer/1711985327) |

## 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


### Repeatica

[App page](https://appshunter.io/ios/app/repeatica-ai-study-notes/id6751328228)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $9.99 | per month |
| Pro Monthly | $19.99 | per month |
| Plus Annual | $99.99 | per year |
| Pro Annual | $199.99 | per year |


## Frequently asked questions

### Is iSolveModel free?

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

### Is Repeatica free?

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

### Do iSolveModel or Repeatica have ads?

Neither iSolveModel nor Repeatica shows ads.

### Which is updated more often, iSolveModel or Repeatica?

iSolveModel ships an update every 4 months, and Repeatica every 6 weeks. Most recently, iSolveModel was updated on October 1, 2026 and Repeatica on September 25, 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.*