# GİB vs Zerger App

The clearest difference is rating: GİB at 4.6 against Zerger App's 1.0. GİB also leads on ratings volume (473 vs 1) and review sentiment (24% vs 0%). On price, in-app purchases, monetization model and iOS requirement there is nothing between them.

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

GİB holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: GİB has 473 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 24% of GİB's written reviews are positive against 0% of Zerger App's.

GİB ships an update every 3 weeks, Zerger App every 6 weeks. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | GİB | Zerger App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (473 ratings)](https://appshunter.io/ios/app/gib/id1351972062/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/zerger-app/id6479186458/reviews) |
| Number of ratings | **473** | 1 |
| Positive reviews | **24.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 32 MB | 55 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | **iPhone, iPad, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [Gelir İdaresi Başkanlığı](https://appshunter.io/developer/620908059) | [ISTANBUL KUYUMCU ESNAF VE SANATKARLAR ODASI](https://appshunter.io/developer/1563551838) |

## What reviewers say

### GİB

[App page](https://appshunter.io/ios/app/gib/id1351972062)

Manage numerous tax-related transactions conveniently from your phone or tablet. This app allows you to view and pay all your debts, access personal tax information, and manage electronic notifications. You can also request official documents and even report tax violations.

**Highlights:** View and pay all tax debts, Access personal tax records, Manage e-Tebligat (electronic notifications), Request tax status documents, Create petitions for refunds/offsets, Report tax violations, Call Tax Communication Center from smartwatch

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Zerger App

[App page](https://appshunter.io/ios/app/zerger-app/id6479186458)

Access Istanbul Jewelers Association's services, including price inquiries, security tags, listings, and news, all in one place. Stay updated on market information and opportunities.

**Highlights:** Price inquiries, Security tag verification, Market listings, Industry news, Contact directory, Event information

**In-app purchases:** none


## Frequently asked questions

### Is GİB free?

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

### Is Zerger App free?

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

### Which has better reviews, GİB or Zerger App?

GİB is rated higher. GİB averages 4.6 out of 5 from 473 ratings, while Zerger App averages 1.0 from 1 ratings.

### Which is updated more often, GİB or Zerger App?

GİB ships an update every 3 weeks, and Zerger App every 6 weeks. Most recently, GİB was updated on October 14, 2026 and Zerger App 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.*