# eXpimal vs Etymology Dictionary

The clearest difference is price: eXpimal at $2.99 against Etymology Dictionary's $14.99. eXpimal also leads on update cadence (every 3 weeks vs every 9 months) and iOS requirement (12.1 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

eXpimal costs $2.99 and Etymology Dictionary $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

eXpimal ships an update every 3 weeks, Etymology Dictionary every 9 months. The most recent releases landed on September 21, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | eXpimal | Etymology Dictionary |
| --- | --- | --- |
| Price | **$2.99** | $14.99 |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/expimal-logic-calculator/id1479857941/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | Paid | — |
| Size | 10 MB | 7 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Maksim Dmitriev](https://appshunter.io/developer/1479857940) | [斌 虞](https://appshunter.io/developer/561889393) |

## What reviewers say

### eXpimal

[App page](https://appshunter.io/ios/app/expimal-logic-calculator/id1479857941)

This app provides advanced tools for creating truth tables, simplifying Boolean functions, and plotting logical schemes. It supports various methods for minimization and polynomial representation, with detailed results and comments.

**Highlights:** Truth table creation, DNF, CNF, PDNF, PCNF calculation, Zhegalkin polynomial generation, Karnaugh map plotting, Boolean function minimization, Logical scheme plotting, Ladder diagram creation

**Features:** macOS Compatibility

**In-app purchases:** none


### Etymology Dictionary

[App page](https://appshunter.io/ios/app/etymology-dictionary/id6749011650)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eXpimal free?

eXpimal costs $2.99, with no in-app purchases.

### Is Etymology Dictionary free?

Etymology Dictionary costs $14.99, with no in-app purchases.

### Do eXpimal or Etymology Dictionary have ads?

Neither eXpimal nor Etymology Dictionary shows ads.

### Which is updated more often, eXpimal or Etymology Dictionary?

eXpimal ships an update every 3 weeks, and Etymology Dictionary every 9 months. Most recently, eXpimal was updated on September 21, 2026 and Etymology Dictionary on September 20, 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.*