# B4i - Coordinates Calculator

> Converts UTM and Lat/Lon coordinates, displays navigation info, and shares locations. (iPhone/iPad app by Erel Uziel.)

- Source: https://appshunter.io/ios/app/b4i-coordinates-calculator/id915366768 (this page in markdown: same URL + `.md`)
- Developer: [Erel Uziel](https://appshunter.io/developer/915366771)
- Category: Navigation, Utilities
- Price: Free
- Rating: 3.50/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 17 MB
- Languages: American English
- Released: 2014-09-14
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/b4i-coordinates-calculator/id915366768/reviews.md

## What is B4i?

A navigational calculator that allows converting between UTM and Lat / Lon coordinates systems and between different datums and formats.

The second page shows the current navigational information and allows you to send the location by SMS or Email.
New Speak button. Speaks the current coordinate (text to speech).
New animated compass.

## Key features

- UTM to Lat/Lon conversion
- Support for different datums
- Current navigational information display
- Location sharing via SMS/Email
- Text-to-speech for coordinates
- Animated compass

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/b4i-coordinates-calculator/id915366768/reviews.md

### 5/5 — Great App

*2025-01-14*

Really useful app for quick efficient conversion of coordinates. 5 stars. One thing that would improve it even further would be to allow copying of current coordinates into the conversion panel :)

## Frequently asked questions about B4i

### What coordinate systems does B4i support?

B4i supports conversion between UTM and Lat/Lon coordinate systems. It also allows for different datums and formats within these systems.

### Can B4i share my current location?

Yes, B4i displays your current navigational information and allows you to send your location via SMS or Email.

### Does B4i have a compass feature?

B4i includes a new animated compass to assist with navigation. It also features a speak button that reads the current coordinate aloud.

### What devices is B4i compatible with?

B4i is available for iPhone, iPad, and iPod. It is designed for iOS devices.

### How often is B4i updated?

The latest version of B4i is 1.8.3, last updated on November 20, 2025. Updates aim to improve functionality and add new features.

### What is the age rating for B4i?

B4i has an age rating of 4+, making it suitable for a wide range of users. The app is designed for general navigation use.

### Does B4i have ads?

B4i does not contain advertisements. It is a free application without any ad interruptions.

### What is the user feedback on B4i?

B4i has a rating of 3.5 stars from 2 ratings. User feedback indicates a functional tool for coordinate conversion and navigation.

## Version history (last 5 releases)

### 1.8.3 — 2025-11-20

Adds compatibility to iOS 15.

### 1.8.0 — 2025-10-29

Fixed bug related to coordinates conversion in southern hemisphere.
Update UI.

### 1.7.2 — 2024-04-02

Bug fix with lat/lng conversion.
Changed app icon.
Fixed privacy manifest declaration.

### 1.7.0 — 2023-12-11

- Removed deprecated API calls.
- Bug fixes.

### 1.5.7 — 2019-01-15

Support for iOS 12.1.

## Apps similar to B4i

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [Alimap - Map Calculator](https://appshunter.io/ios/app/alimap-map-calculator/id1663591026) | — | Free | Navigation |
| [GPS Coordinator Area Measure](https://appshunter.io/ios/app/gps-coordinator-area-measure/id6743736055) | — | Free | Navigation |
| [GB Grid Converter](https://appshunter.io/ios/app/gb-grid-converter/id382369923) | 5.0 (1) | Free | Navigation |

## More apps by Erel Uziel

- [יודפת](https://appshunter.io/ios/app/id1016940632)
- [B4X for Pleroma & Mastodon](https://appshunter.io/ios/app/b4x-for-pleroma-and-mastodon/id1538396871)

All apps by Erel Uziel: https://appshunter.io/developer/915366771

## Related topics

[erel uziel](https://appshunter.io/ios/topics/erel-uziel)

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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 2026-06-04.*