# Solution Equilibria Lab vs LabCalc

The clearest difference is in-app purchases: Solution Equilibria Lab at none against LabCalc's 1. LabCalc's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LabCalc sells 1 one-off in-app purchase. Solution Equilibria Lab asks for nothing beyond the download.

Solution Equilibria Lab ships an update every 2 months, LabCalc every 3 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | Solution Equilibria Lab | LabCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 114 MB | 68 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oleksandr Rubtsov](https://appshunter.io/developer/1823549572) | [Biplav Parajuli](https://appshunter.io/developer/1798197573) |

## What reviewers say

### Solution Equilibria Lab

[App page](https://appshunter.io/ios/app/solution-equilibria-lab/id6754339747)

**Features:** Vision Pro support

**In-app purchases:** none


### LabCalc

[App page](https://appshunter.io/ios/app/labcalc-lab-calculators/id6756105793)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LabCalc Pro | $4.99 | one-time |


## Frequently asked questions

### Is Solution Equilibria Lab free?

Solution Equilibria Lab is free to download, with no in-app purchases.

### Is LabCalc free?

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

### Do Solution Equilibria Lab or LabCalc have ads?

Neither Solution Equilibria Lab nor LabCalc shows ads.

### Which is updated more often, Solution Equilibria Lab or LabCalc?

Solution Equilibria Lab ships an update every 2 months, and LabCalc every 3 months. Most recently, Solution Equilibria Lab was updated on October 28, 2026 and LabCalc on October 28, 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.*