# Kalkulators vs PRO type

The clearest difference is iOS requirement: PRO type at 9.0 against Kalkulators's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Kalkulators sells 1 one-off in-app purchase and PRO type sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 9 months. The most recent releases landed on September 21, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Kalkulators | PRO type |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kalkulators/id761590320/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 4 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iPinsoft](https://appshunter.io/developer/344616291) | [DILTS JAPAN, LIMITED LIABILITY CO.](https://appshunter.io/developer/780416956) |

## 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 |


### PRO type

[App page](https://appshunter.io/ios/app/pro-type-v-fireplus/id1328424681)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GROM JC75 | $3.99 | one-time |
| CYGNUS-X SED8J | $3.99 | one-time |
| CYGNUS-X SEA5J | $3.99 | one-time |
| GROM JC61 | $3.99 | one-time |
| GSX-R125 DL33B/S125 DL32B | $3.99 | one-time |


## Frequently asked questions

### Is Kalkulators free?

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

### Is PRO type free?

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

### Do Kalkulators or PRO type have ads?

Neither Kalkulators nor PRO type shows ads.

### Which is updated more often, Kalkulators or PRO type?

Kalkulators ships an update every 9 months, and PRO type every 9 months. Most recently, Kalkulators was updated on September 21, 2026 and PRO type on September 12, 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.*