Compass GPS Altimeter vs Altimeter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Compass GPS Altimeter
This app provides precise outdoor navigation with an offline GPS engine, a smart compass, and detailed weather information. It offers features like altitude tracking, terrain risk alerts, and the ability to watermark photos with geographic data. Ideal for adventurers and professionals needing reliable location and environmental data in remote areas.
- Offline GPS navigation
- Precision compass with magnetic monitoring
- Multi-source altimeter and barometer
- Comprehensive weather station
- Geo-data watermarking on photos
- GPS track recording and analysis
- Wilderness survival system with SOS
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The ultimate outdoor navigation toolkit. Explore with confidence, even entirely offline! Engineered for hikers, mountaineers, campers, off-roaders, wildlife photographers, and field researchers, this professional-grade app provides hyper-accurate geographic and positioning data. Whether navigating deep canyons or dense forests, the built-in offline GPS engine delivers precision metrics without cellular signal. Stay safe, connected, and oriented on every expedition. --- Smart Compass & Navigation 1. Precision Compass: Real-time heading, coordinates (supports multiple grid systems), and current altitude. 2. Wind Angle Display: Track environmental wind direction changes—essential for campsite setup and outdoor photography. 3. Magnetic Field Monitoring: Detects local magnetic interference and issues warnings to ensure heading accuracy. 4. Qibla Finder: Automatically calculates the exact direction of Mecca based on your global position. High-Precision Altimeter & Barometer 1. Multi-Source Altitude: Blends satellite GPS data with built-in barometric sensors to display absolute altitude, relative elevation, and vertical trends. 2. Comprehensive Weather Station: Real-time tracking for barometric pressure, temperature, humidity, wind speed, and sunrise/sunset times. 3. Terrain Risk Alerts: Analyzes rapid elevation changes to help mitigate physical exertion and altitude risks during alpine ascents or skiing. 4. Tap to Check Elevation (New): Interactive map upgrade—tap any point on the map to instantly reveal its elevation and live weather. Professional Altitude Camera 1. Geo-Data Watermarking: Overlay timestamps, exact coordinates, altitude, magnetic strength, and wind angles directly onto your photos. 2. Field Documentation: Perfect for hiking check-ins, surveying, industrial inspections, and tamper-proof legal record-keeping. GPS Track Recording & Analysis 1. Multi-Activity Tracking: Tailored modes for hiking, trail running, cycling, off-roading, and paddling. 2. Anti-Drift GPS Engine: Proprietary smoothing algorithm captures clean, precise tracks even under heavy tree canopy or mountainous terrain. 3. Post-Trip Review: Replay routes and examine vertical profile graphs to break down your performance. Wilderness Survival System 1. 100% Offline Capability: Core positioning, compass tools, and track logs run completely independent of cellular networks. 2. Intelligent Hazards Alerts: Automatic warnings for severe pressure drops (storm alerts), rapid elevation gains, and magnetic anomalies. 3. One-Tap SOS Location: Generates an instant emergency text containing your precise coordinates and status for rapid search-and-rescue response. --- Target Scenarios Hiking & Mountaineering, Alpine Exploration, Wilderness Photography, Land Surveying, Off-Road Overlanding, Emergency SAR, Qibla Orientation. --- Subscription & Auto-Renewal Details 1. Full Access Free Trial: New users receive a 3-day complimentary trial to unlock all premium features. 2. Auto-Renewal Policy: Subscriptions automatically renew unless auto-renew is turned off at least 24 hours prior to the end of the current billing cycle. 3. Account Management: Payment will be charged to your iTunes Account upon confirmation of purchase. Subscriptions can be managed or canceled in Account Settings on your iPhone. 4. Trial Forfeiture: Any unused portion of a free trial period will be forfeited when a premium subscription is purchased. Terms of Service: https://docs.qq.com/doc/p/97cdbba9be34dbc1f6804390efdc7ef24972c038 Privacy Policy: https://docs.qq.com/doc/p/96ab925dd885b9b031999a3c86f6477459ce3493
Altimeter
This app provides accurate real-time altitude, GPS, and atmospheric pressure data. It's designed for outdoor enthusiasts, hikers, and travelers, offering a simple interface to track location and assess weather conditions.
- Real-time altitude measurement
- GPS positioning
- Barometric pressure sensor integration
- Latitude and longitude display
- User-friendly interface
- Location tracking
- Weather judgment assistance
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Altimeter: GPS Elevation Meter is a professional outdoor elevation tool for hiking lovers. Combined GPS positioning and barometer sensor to calculate real-time elevation, latitude, longitude and air pressure. New features: activity tracking, travel log, floating elevation window. Perfect for hiking, trekking, climbing, camping, cycling and road trips. Real-Time Elevation Check Instantly get your current elevation value. Dual calculation from GPS and barometer. View elevation in meters, coordinates and pressure at a glance. Great for mountains and outdoor adventures. Elevation Camera Capture photos embedded with elevation and GPS watermark. Save your hiking moments and share photos with location & elevation data. Hiking Recorder | Brand New UI Redesigned UI for hiking recorder. Track climbing duration, distance and elevation gain in real time. Pause and save hiking logs to review your climbing progress later. Activity Tracking & Travel Log | New Feature Track hiking, climbing and cycling activities with duration, distance and elevation gain. Travel log saves all your trips and supports trail playback to preserve your outdoor memories. Floating Elevation Window | New Feature Cute cat entry to trigger floating window. Check real-time elevation in background while using other apps. Convenient for outdoor sports. Precise Compass Built-in compass shows bearing and GPS coordinates. Help you find directions while hiking or exploring the wilderness. Elevation History Log Save all elevation measurements, including elevation value, timestamp, coordinates and pressure. Review your past elevation records anytime. Features • Real-time elevation by GPS & barometer • Elevation camera with photo watermark • Redesigned hiking recorder UI for climbing tracking • New activity tracking & travel log, trail playback • Floating elevation window for background reading • Compass with latitude & longitude display • Save and browse elevation history logs • Clean simple UI, easy to operate • Ideal for hiking, trekking, camping, cycling & backpacking Tips: Enable location permission to improve measurement accuracy. Floating window requires overlay permission. Elevation reading depends on GPS signal and device sensor, for reference only. We keep optimizing this app, welcome your feedback. Privacy link: https://www.freeprivacypolicy.com/live/845e6b28-e597-4ff8-b4f3-58d9dbee0c78 User Agreement:https://www.freeprivacypolicy.com/live/cda98b78-641b-41f0-be9b-a1f43606101f
Screenshots
Verdict
The clearest difference is rating: Altimeter at 5.0 against Compass GPS Altimeter's 4.2. Altimeter also leads on in-app purchases (none vs 5). Compass GPS Altimeter's advantage is update cadence (every 9 days vs every 6 weeks) and ratings volume (6 vs 1). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Compass GPS Altimeter sells 5 in-app purchases, starting at $12.99 per 7 days. Altimeter asks for nothing beyond the download.
Altimeter holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Compass GPS Altimeter has 6 ratings behind it against 1, so its average is the more settled of the two.
Compass GPS Altimeter ships an update every 9 days, Altimeter every 6 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Compass GPS Altimeter | Altimeter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (6 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 78.6% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 9 days — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 33 MB | 74 MB |
| Age rating | 4+ | 9+ |
| Developer | 成都关键元素科技有限公司 | 广州盈锋智能软件技术有限公司 |
Customer experience
Compass GPS Altimeter
Altimeter
In-app purchases
Compass GPS Altimeter
- CompassPro3 Days trial$12.997 Days
- CompassPro$19.991 Month
- CompassPro$24.993 Months
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- CompassPro$29.991 Year
- CompassPro$49.99
Altimeter
No in-app purchases






