# Calculator· vs TriGen

The clearest difference is in-app purchases: TriGen at none against Calculator·'s 1. TriGen also leads on ads (none vs shown) and update cadence (monthly vs every 8 months). On price and device support there is nothing between them.

Both are free to download. Calculator· sells 1 one-off in-app purchase. TriGen asks for nothing beyond the download.

Calculator· ships an update every 8 months, TriGen monthly. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Calculator· | TriGen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (220 ratings)](https://appshunter.io/ios/app/calculator-easy-to-use/id896211341/reviews)** | — |
| Number of ratings | **220** | — |
| Positive reviews | 41.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 53 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Netviking AB](https://appshunter.io/developer/425652251) | [EYL INC](https://appshunter.io/developer/1144415361) |

## What reviewers say

### Calculator·

[App page](https://appshunter.io/ios/app/calculator-easy-to-use/id896211341)

A straightforward calculator app designed for simplicity and ease of use. It features large buttons and a clear display, supporting basic arithmetic operations like addition, subtraction, multiplication, and division.

**Highlights:** Large buttons, Clear display, Addition, Subtraction, Multiplication, Division

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Removal | $0.99 | one-time |


### TriGen

[App page](https://appshunter.io/ios/app/trigen/id1144415362)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator· free?

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

### Is TriGen free?

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

### Do Calculator· or TriGen have ads?

Calculator· shows ads; TriGen does not.

### Which is updated more often, Calculator· or TriGen?

Calculator· ships an update every 8 months, and TriGen monthly. Most recently, Calculator· was updated on November 6, 2026 and TriGen on November 2, 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.*