# Realtime Altitude - Offline — Offline Altimeter Outdoor Tool

> Offline Altimeter Outdoor Tool (iPhone/iPad app by 小燕 陈.)

- Source: https://appshunter.io/ios/app/realtime-altitude-offline/id6770438197 (this page in markdown: same URL + `.md`)
- Developer: [小燕 陈](https://appshunter.io/developer/1462872555)
- Category: Travel, Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 15.6 · 3 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-05-19
- Data updated: 2026-08-24
- User reviews in markdown: https://appshunter.io/ios/app/realtime-altitude-offline/id6770438197/reviews.md

## What is Realtime Altitude?

【RealTime Altitude Assistant – Offline GPS Altimeter, Must-Have for Xiaohongshu Check-Ins】

Core Features

Offline GPS Measurement
• No internet connection required – Real-time GPS altitude measurement
• Accurate altitude data even offline
• Supports meter/feet unit switching
• Real-time accuracy display – reliable and trustworthy data

Altitude Camera for Check-Ins
• Automatically adds altitude watermark when taking photos
• Supports overlay of GPS coordinates, time, and altitude
• Must-have tool for Xiaohongshu influencers' check-ins
• One‑tap save to album – capture every great moment

Professional Altitude Measurement
• Real-time GPS altitude measurement – precise positioning
• Displays GPS coordinates
• Compass – 360° all‑direction navigation
• Real-time direction and angle display

Sunrise & Sunset Query
• Accurately calculates sunrise and sunset times
• Displays golden hour for photography
• Outdoor activity planning assistant
• Automatically calculates based on GPS location

Utility Toolbox
• Flashlight – one‑tap on/off for night illumination
• SOS distress signal – sends light signals in emergencies
• Level – measures whether an object is horizontal
• More practical features coming soon

Professional Data
• Barometer – real‑time air pressure monitoring
• Altitude accuracy display
• Full location information display

Use Cases
• Xiaohongshu check‑ins – altitude‑watermarked photos, essential for influencers
• Mountaineering & hiking – real‑time altitude awareness for smart climbing
• Outdoor travel – compass navigation, location recording
• Photography enthusiasts – altitude camera to record shooting locations
• Geological exploration – precise measurement, data logging
• Plateau travel – know the altitude to prevent altitude sickness

Why Choose Us?
• Offline measurement – works without internet, no network restrictions
• Clean and beautiful interface – simple and easy to use
• Accurate and reliable data – GPS positioning technology
• Rich and comprehensive features – all in one place
• Continuous updates and improvements – user experience first
• Completely free – no in‑app purchases, no ads

User Reviews
"Essential for mountain climbing – measures altitude even without internet!"
"Super convenient for Instagram/Tiktok check‑ins – the altitude watermark looks very professional!"
"Clean interface, accurate data – highly recommended!"

Download Real-Time Altitude Assistant now and start your outdoor exploration journey!


## Version history (last 1 release)

### 1.0 — 2026-05-19

No release notes.

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- [GIF Converter Assistant](https://appshunter.io/ios/app/gif-converter-assistant/id6760888245)

All apps by 小燕 陈: https://appshunter.io/developer/1462872555

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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 2026-08-24.*