# SimplexLP vs Cantilever Retaining Wall

The clearest difference is price: SimplexLP at $3.99 against Cantilever Retaining Wall's $14.99. SimplexLP also leads on iOS requirement (14.1 vs 17.0). Cantilever Retaining Wall's advantage is review sentiment (100% vs 67%) and update cadence (every 6 weeks vs every 12 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

SimplexLP costs $3.99 and Cantilever Retaining Wall $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for SimplexLP against 5.0 for Cantilever Retaining Wall. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 67% of SimplexLP's written reviews are positive against 100% of Cantilever Retaining Wall's.

SimplexLP ships an update every 12 months, Cantilever Retaining Wall every 6 weeks. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | SimplexLP | Cantilever Retaining Wall |
| --- | --- | --- |
| Price | **$3.99** | $14.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/simplexlp/id1114880223/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cantilever-retaining-wall/id1542309150/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 weeks** |
| Monetization | Paid | Paid |
| Size | 4 MB | 3 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Axel Besser](https://appshunter.io/developer/790706426) | [Rab Elias](https://appshunter.io/developer/918944482) |

## What reviewers say

### SimplexLP

[App page](https://appshunter.io/ios/app/simplexlp/id1114880223)

This app simplifies linear optimization problems with an objective function and constraints. It offers a graphical representation for problems with two variables, making it an ideal learning tool for students and teachers of the Simplex algorithm.

**Highlights:** Solves maximization and minimization problems, Handles unlimited variables and constraints, Supports ≤, ≥, and = inequalities, Provides graphical representation for 2-variable problems, Outputs calculations in fractions or decimals, Offers accurate calculations with fractions

**Features:** macOS Compatibility

**In-app purchases:** none


### Cantilever Retaining Wall

[App page](https://appshunter.io/ios/app/cantilever-retaining-wall/id1542309150)

This app assists in the design and analysis of cantilever retaining walls. It performs stability evaluations for overturning, bearing, and sliding, and designs wall components for bending and shear. Comprehensive reports are generated in PDF and DXF formats.

**Highlights:** Stability evaluation (overturning, bearing, sliding), Component design (stem, heel, toe, key), Bending and shear calculations, PDF and DXF report generation, Graphic display of forces and diagrams, Reinforcement optimization

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

**In-app purchases:** none


## Frequently asked questions

### Is SimplexLP free?

SimplexLP costs $3.99, with no in-app purchases.

### Is Cantilever Retaining Wall free?

Cantilever Retaining Wall costs $14.99, with no in-app purchases.

### Which has better reviews, SimplexLP or Cantilever Retaining Wall?

SimplexLP and Cantilever Retaining Wall are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SimplexLP or Cantilever Retaining Wall have ads?

Neither SimplexLP nor Cantilever Retaining Wall shows ads.

### Which is updated more often, SimplexLP or Cantilever Retaining Wall?

SimplexLP ships an update every 12 months, and Cantilever Retaining Wall every 6 weeks. Most recently, SimplexLP was updated on September 28, 2026 and Cantilever Retaining Wall on September 29, 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.*