# Altimy-GPS Compass Altimeter — Altimeter·Compass·Outdoor·Map

> Altimeter·Compass·Outdoor·Map (iPhone/iPad app by 立 陈.)

- Source: https://appshunter.io/ios/app/altimy-gps-compass-altimeter/id6787646023 (this page in markdown: same URL + `.md`)
- Developer: [立 陈](https://appshunter.io/developer/6783000426)
- Category: Travel, Navigation
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 3 MB
- Languages: Danish, Ukrainian, Russian, Norwegian Bokmål, Indonesian, German (Germany), Japanese, French (France), Thai, Swedish and 10 more
- Released: 2026-07-09
- Data updated: 2026-09-07
- User reviews in markdown: https://appshunter.io/ios/app/altimy-gps-compass-altimeter/id6787646023/reviews.md

## What is Altimy?

Altimy is a professional outdoor altimeter and compass app for hikers, mountaineers, and outdoor enthusiasts. No ads. No subscriptions. No data collection. Just pure, reliable data.
Real‑Time Altitude
Barometric pressure sensor delivers precise altitude readings. Automatic fallback to GPS altitude when barometer is unavailable. Switch between feet and meters.
GPS Location
Precise latitude and longitude in DMS or decimal format. Real‑time speed tracking and horizontal accuracy display.
Barometric Pressure
Live atmospheric pressure in kPa, mBar, atm, or mmHg. Perfect for weather monitoring and altitude calibration.
Electronic Compass
360 degree rotating compass dial with magnetic north heading. Full‑screen Apple‑style compass view with degree markings, cardinal directions, and haptic feedback at every 30 degree interval.
Sunrise and Sunset
Automatic calculation based on your GPS location. Plan your hikes with confidence.
Map Card (Premium)
Static map snapshot of your current location with dark mode and zoom controls.
Night Mode
Auto‑switching based on sunrise and sunset times, or manual toggle. Protects your night vision.
Totally Offline
All sensor data processed entirely on your device. No internet required. Your data never leaves your device because we have no servers.
Premium (One‑Time Purchase)
Lifetime access. No subscriptions. Ever.
Includes profile display with avatar and nickname, and map card with zoom controls.
Privacy First
We do not collect your data. We cannot, because we have no servers. All GPS, barometer, and compass data stays on your device.
Perfect For
Hiking, mountaineering, camping, trail running, backpacking, orienteering, geocaching, outdoor photography, and field research.
Download Altimy and turn your iPhone into a precision outdoor instrument.

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/altimy-gps-compass-altimeter/id6787646023/reviews.md

### 5/5 — 推荐

*2026-09-05*

气压测海拔误差很小，指南针定位稳定，移动速度、经纬度都能看。全程无任何弹窗打扰，工具该有的功能全有，非常好用。

**Developer response:** 谢谢你的喜欢，后续有任何功能上的需要欢迎提供宝贵建议，我们一起前进！

## Version history (last 2 releases)

### 1.0.3 — 2026-09-01

-Fixed bottom white bar issue on some device models
-Added new background presets
-Added Dynamic Island & Live Activities: quickly view altitude changes

### 1.0 — 2026-07-09

No release notes.

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## More apps by 立 陈

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All apps by 立 陈: https://appshunter.io/developer/6783000426

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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 2026-09-07.*