# Kolay vs Oncallz

Kolay and Oncallz are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Kolay ships an update fortnightly, Oncallz every 11 days. Both last shipped on October 15, 2026.

## The numbers

| Metric | Kolay | Oncallz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kolay/id1507156228/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 44.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Monetization | Free | — |
| Size | 64 MB | 41 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kolay Yazilim Anonim Sirketi](https://appshunter.io/developer/994467624) | [HARUN YARDIMCI](https://appshunter.io/developer/6781673627) |

## What reviewers say

### Kolay

[App page](https://appshunter.io/ios/app/kolay/id1507156228)

This HR software allows employees to submit leave, expense, and overtime requests from their mobile devices. HR managers can efficiently approve or deny these requests on the go, streamlining HR processes.

**Highlights:** Submit leave requests, Submit expense reports, Submit overtime requests, Approve/deny requests, View company events, Contact colleagues

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

**In-app purchases:** none


### Oncallz

[App page](https://appshunter.io/ios/app/oncallz/id6781673625)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kolay free?

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

### Is Oncallz free?

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

### Do Kolay or Oncallz have ads?

Neither Kolay nor Oncallz shows ads.

### Which is updated more often, Kolay or Oncallz?

Kolay ships an update fortnightly, and Oncallz every 11 days. Most recently, Kolay was updated on October 15, 2026 and Oncallz on October 15, 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.*