# Geology — Geological Map of Istanbul

> Geological Map of Istanbul (iPhone/iPad app by Mehmet Bayram.)

- Source: https://appshunter.io/ios/app/geology/id6446095705 (this page in markdown: same URL + `.md`)
- Developer: [Mehmet Bayram](https://appshunter.io/developer/1541281376)
- Category: Weather
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 26 MB
- Languages: American English, Turkish
- Released: 2023-03-24
- Data updated: 2026-08-17
- User reviews in markdown: https://appshunter.io/ios/app/geology/id6446095705/reviews.md

## What is Geology?

The main objective of this application is to inform the residents of Istanbul about the geological structure at the location where their homes or workplaces are located, prior to the expected earthquake of Istanbul.

FEATURES:
• You can receive instant notifications about critical earthquakes.
• You can view the latest earthquakes (last 24 hours and last 7 days) with AFAD's data.
• You can view the fault lines all over the world or only in Türkiye on the map. If you want, you can hide the fault lines completely.
• You can see your vertical distance to the nearest fault line with dashed lines.
• You can see your distance to the nearest fault line in km.
• You can learn your approximate location provided by operators from their base stations with the "WHERE AM I" command via SMS. Note: Your operator may charge an SMS fee for this process.
• 112 call feature within the application.

The original geological map has been created by the Istanbul Metropolitan Municipality.

The application or including maps does not have the characteristic of an official document, in issues related to human life and responsibility arising from the use of technical studies as a reference does not belong to the developer.

This app is built solely and exclusively for iPhones and iPads using Apple's native development language and tools which guarantees top performance and future maintainability.


## Version history (last 2 releases)

### 1.1.0 — 2025-04-30

• You can receive instant notifications about critical earthquakes.
• You can view the latest earthquakes (last 24 hours and last 7 days) with AFAD's data.
• You can view the fault lines all over the world or only in Türkiye on the map. If you want, you can hide the fault lines completely.
• You can see your vertical distance to the nearest fault line with dashed lines.
• You can see your distance to the nearest fault line in km.
• You can learn your approximate location provided by operators from their base stations with the "WHERE AM I" command via SMS. Note: Your operator may charge an SMS fee for this process.
• 112 call feature added from within the application.
• Istanbul limitation on the map has been removed.
• The clock has been made visible.
• "Privacy Policy" and "Terms of Service" sections have been added.
• Map style selection has been made permanent.
• Bug fixes and performance improvements.

### 1.0.0 — 2023-03-24

No release notes.

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## More apps by Mehmet Bayram

- [Percent Trading](https://appshunter.io/ios/app/percent-trading/id1541281374)
- [Kelime Bul - Kelimelik Bulucu](https://appshunter.io/ios/app/kelime-bul-kelimelik-bulucu/id1547567275)
- [Constantinople](https://appshunter.io/ios/app/constantinople/id1549518225)
- [Word Whisperer](https://appshunter.io/ios/app/word-whisperer/id1550891807)
- [YKS](https://appshunter.io/ios/app/yks/id1553669395)
- [Percentrade](https://appshunter.io/ios/app/percentrade/id1568662692)

All apps by Mehmet Bayram: https://appshunter.io/developer/1541281376

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-17.*