# Kalkulators vs Aiden

The clearest difference is price: Kalkulators at Free against Aiden's $1.99. Kalkulators also leads on rating (5.0 vs 4.4) and review sentiment (100% vs 67%). Aiden's advantage is update cadence (every 2 weeks vs every 9 months) and ratings volume (18 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Kalkulators is free to download; Aiden costs $1.99 up front. Kalkulators sells 1 one-off in-app purchase and Aiden sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Kalkulators holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Aiden has 18 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Kalkulators's written reviews are positive against 67% of Aiden's.

Kalkulators ships an update every 9 months, Aiden every 2 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kalkulators | Aiden |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kalkulators/id761590320/reviews)** | [4.4 (18 ratings)](https://appshunter.io/ios/app/aiden-your-ai-assistant/id6447982264/reviews) |
| Number of ratings | 1 | **18** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 21 MB | 4 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iPinsoft](https://appshunter.io/developer/344616291) | [Charles Kautsire](https://appshunter.io/developer/867911324) |

## What reviewers say

### Kalkulators

[App page](https://appshunter.io/ios/app/kalkulators/id761590320)

This app allows for complex calculations using numbers, operators, and variables. It offers multiple calculator instances and theme customization. Advanced mathematical functions and extended limits are available via in-app purchase.

**Highlights:** Expression input with operators and parentheses, Real-time calculation as you type, Variable support for dynamic calculations, Multiple calculator instances, Customizable themes (light/dark), User-defined precision

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kalkulators Pro | $0.99 | one-time |


### Aiden

[App page](https://appshunter.io/ios/app/aiden-your-ai-assistant/id6447982264)

Streamline web research and automate tasks with this AI assistant. It offers AI Safari Extensions, custom agents, and multiple search engines. Enjoy a lifetime of efficiency with a single purchase.

**Highlights:** AI Safari Extensions, Siri Shortcuts automation, Multiple search engines, Custom agents, Bookmark saving, Web article summarization

**Features:** Safari Extension

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip: Prompt & Bookmark Saver | $2.99 | one-time |


## Frequently asked questions

### Is Kalkulators free?

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

### Is Aiden free?

Aiden costs $1.99, and also offers in-app purchases.

### Which has better reviews, Kalkulators or Aiden?

Kalkulators is rated higher. Kalkulators averages 5.0 out of 5 from 1 ratings, while Aiden averages 4.4 from 18 ratings.

### Do Kalkulators or Aiden have ads?

Neither Kalkulators nor Aiden shows ads.

### Which is updated more often, Kalkulators or Aiden?

Kalkulators ships an update every 9 months, and Aiden every 2 weeks. Most recently, Kalkulators was updated on October 8, 2026 and Aiden on October 24, 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.*