# Chatting Calculator vs OmniCounter

The clearest difference is in-app purchases: Chatting Calculator at none against OmniCounter's 10. Chatting Calculator also leads on update cadence (every 5 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OmniCounter sells 10 one-off in-app purchases. Chatting Calculator asks for nothing beyond the download.

Chatting Calculator ships an update every 5 weeks, OmniCounter every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Chatting Calculator | OmniCounter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/omnicounter/id1569846314/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | — | Free |
| Size | 8 MB | 14 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DRH YAZILIM VE MUHENDISLIK HIZMETLERI LTD STI](https://appshunter.io/developer/914295588) | [留传 于](https://appshunter.io/developer/1569844705) |

## What reviewers say

### Chatting Calculator

[App page](https://appshunter.io/ios/app/chatting-calculator/id982924697)

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

**In-app purchases:** none


### OmniCounter

[App page](https://appshunter.io/ios/app/omnicounter/id1569846314)

This app is a comprehensive calculator with support for basic, scientific, and advanced mathematical functions. It features a customizable keyboard, multiple input bases, and expression beautification. Enjoy a powerful, ad-free calculation experience.

**Highlights:** Supports over a dozen computing categories, Customizable keyboard with auto-completion, Multiple input bases (binary, octal, decimal, hex), Beautified input expressions, Optional historical features, Copy inputs and outputs

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Datetime | $0.99 | one-time |
| Calculus | $2.99 | one-time |
| Combinatorics | $2.99 | one-time |
| Economics | $2.99 | one-time |
| Geometry | $2.99 | one-time |
| Matrix & Vector | $2.99 | one-time |
| SpecialFunction | $2.99 | one-time |
| NumberTheory | $2.99 | one-time |
| Statistics | $2.99 | one-time |
| Trigonometry | $2.99 | one-time |


## Frequently asked questions

### Is Chatting Calculator free?

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

### Is OmniCounter free?

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

### Do Chatting Calculator or OmniCounter have ads?

Neither Chatting Calculator nor OmniCounter shows ads.

### Which is updated more often, Chatting Calculator or OmniCounter?

Chatting Calculator ships an update every 5 weeks, and OmniCounter every 4 months. Most recently, Chatting Calculator was updated on October 24, 2026 and OmniCounter 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.*