# Opticity App vs CallKal

The clearest difference is in-app purchases: Opticity App at none against CallKal's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CallKal sells 3 in-app purchases, starting at $14.99 per month. Opticity App asks for nothing beyond the download.

Opticity App ships an update monthly, CallKal every 2 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Opticity App | CallKal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/opticity-app/id1444864450/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 39 MB | 45 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LS LEGENDARY SOLUTIONS LTD](https://appshunter.io/developer/1444864449) | [Yosef Dynin](https://appshunter.io/developer/1866562744) |

## What reviewers say

### Opticity App

[App page](https://appshunter.io/ios/app/opticity-app/id1444864450)

This app facilitates institutional and private travel bookings, offering features for organizations to manage reservations based on permissions. Private users can book taxis, view driver details, and track rides on a map. Drivers can manage incoming and future trips, track transactions, and monitor accounting.

**Highlights:** Institutional travel booking, Private taxi booking, Driver details display, Real-time ride tracking, Future and immediate bookings, Transaction tracking, Accounting control

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

**In-app purchases:** none


### CallKal

[App page](https://appshunter.io/ios/app/callkal/id6757390086)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CallKal Premium | $14.99 | per month |
| CallKal Premium | $59.99 | per 6 months |
| CallKal Premium | $129.99 | per year |


## Frequently asked questions

### Is Opticity App free?

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

### Is CallKal free?

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

### Do Opticity App or CallKal have ads?

Neither Opticity App nor CallKal shows ads.

### Which is updated more often, Opticity App or CallKal?

Opticity App ships an update monthly, and CallKal every 2 weeks. Most recently, Opticity App was updated on October 2, 2026 and CallKal on October 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.*