# Equation Solver 4in1 vs ACIC LMS

The clearest difference is price: ACIC LMS at Free against Equation Solver 4in1's $5.99. ACIC LMS also leads on update cadence (every 4 months vs every 7 months). Equation Solver 4in1's advantage is iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

ACIC LMS is free to download; Equation Solver 4in1 costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Equation Solver 4in1 ships an update every 7 months, ACIC LMS every 4 months. The most recent releases landed on September 22, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Equation Solver 4in1 | ACIC LMS |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Positive reviews | 27.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Paid | — |
| Size | 13 MB | 18 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intemodino Group s.r.o.](https://appshunter.io/developer/557849644) | [Skolera ULP](https://appshunter.io/developer/1346646109) |

## What reviewers say

### Equation Solver 4in1

[App page](https://appshunter.io/ios/app/equation-solver-4in1/id575826804)

This app helps you solve various types of equations, including linear, quadratic, cubic, and quartic. It provides step-by-step solutions for linear and quadratic equations and stores your calculation history.

**Highlights:** Linear equation solver, Quadratic equation solver, Cubic equation solver, Quartic equation solver, Step-by-step solutions, Equation history

**Features:** Vision Pro support

**In-app purchases:** none


### ACIC LMS

[App page](https://appshunter.io/ios/app/acic-lms/id6736386109)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Equation Solver 4in1 free?

Equation Solver 4in1 costs $5.99, with no in-app purchases.

### Is ACIC LMS free?

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

### Do Equation Solver 4in1 or ACIC LMS have ads?

Neither Equation Solver 4in1 nor ACIC LMS shows ads.

### Which is updated more often, Equation Solver 4in1 or ACIC LMS?

Equation Solver 4in1 ships an update every 7 months, and ACIC LMS every 4 months. Most recently, Equation Solver 4in1 was updated on September 22, 2026 and ACIC LMS on May 16, 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.*