# Qerko vs Diamond Fish

The clearest difference is update cadence: Qerko at every 3 weeks against Diamond Fish's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Qerko ships an update every 3 weeks, Diamond Fish every 3 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Qerko | Diamond Fish |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (98 ratings)](https://appshunter.io/ios/app/qerko/id1363182258/reviews)** | — |
| Number of ratings | **98** | — |
| Positive reviews | 69.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 36 MB | 76 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Piano Payments s.r.o.](https://appshunter.io/developer/1363182257) | [Digitalni panely s.r.o.](https://appshunter.io/developer/1458270107) |

## What reviewers say

### Qerko

[App page](https://appshunter.io/ios/app/qerko/id1363182258)

Effortlessly pay your restaurant bills without waiting. Scan a QR code, pay with a swipe, and receive your receipt instantly. Earn rewards through the loyalty program just for using the app.

**Highlights:** Scan QR codes to pay bills, Pay bills with a swipe, Instant digital receipts, Split bills with friends, Loyalty program rewards, Multiple payment methods

**Features:** Apple Wallet

**In-app purchases:** none


### Diamond Fish

[App page](https://appshunter.io/ios/app/diamond-fish/id1502015840)

**In-app purchases:** none


## Frequently asked questions

### Is Qerko free?

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

### Is Diamond Fish free?

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

### Do Qerko or Diamond Fish have ads?

Neither Qerko nor Diamond Fish shows ads.

### Which is updated more often, Qerko or Diamond Fish?

Qerko ships an update every 3 weeks, and Diamond Fish every 3 months. Most recently, Qerko was updated on October 24, 2026 and Diamond Fish on October 14, 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.*