Altitude Compass vs ParkTimer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Altitude Compass
This app provides real-time altitude, pressure, and location data for outdoor activities. It offers customizable compass dials and display themes, with an optional full version for enhanced photo watermarking and personalization.
- Real-time altitude and pressure readings
- GPS coordinates and nearby addresses
- Customizable compass dials and themes
- Home Screen, Lock Screen, and StandBy widgets
- Watermark camera for photos
- Photo information preservation
- Customizable watermark content
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Altitude Compass is a focused, ad-free compass and altimeter for hiking, camping, and travel records. Core compass and altitude features are free, while Full Version adds a watermark camera for iPhone and iPad and more personalization. Free core features • View heading, altitude, barometric pressure, coordinates, and nearby addresses • Switch the altitude source between GPS information and the device altimeter when supported • Check level, speed, sunrise, and sunset information • Choose from multiple compass dials, altitude display themes, light or dark appearance, fonts, and units • View altitude with Home Screen, Lock Screen, and StandBy widgets Full Version Choose Full Version when you want to record outdoor photos or further personalize Altitude Display: • High-quality watermark camera for iPhone and iPad: capture directly with the device camera and apply watermarks to high-resolution camera output rather than a screen or viewfinder capture • Photo information preservation: retain capture time, orientation, location, and other photo information whenever possible for continued recognition and organization in Photos and other apps • Custom watermark content: record altitude, pressure, coordinates, address, direction, time, and notes, with control over each field's visibility and order • HDR watermarked photos: supported iPhones can preserve richer highlight and shadow detail, with an option to save a more widely compatible JPEG instead • Custom background colors for Altitude Display You can try Full Version free for 3 days. The trial does not renew or charge automatically. A one-time in-app purchase permanently unlocks Full Version. There are no subscriptions. Customers who previously purchased the paid app automatically keep Full Version access and do not need to purchase it again. Network and privacy Core features such as heading, sensor altitude, and barometric pressure generally work offline. Nearby addresses, maps, in-app purchases, and purchase restoration require a network connection. The app contains no ads and does not collect personal data. Permissions • Location: GPS altitude, coordinates, speed, sunrise and sunset, maps, and addresses • Motion & Fitness: pressure and altimeter readings on supported devices • Camera and Photos: only when capturing and saving watermarked photos. Photo access is add-only; the app does not read your photo library. Device capabilities and readings may vary with hardware, system version, environment, and location signal. HDR watermarked photos require iPhone 12 or later with iOS 17 or later. The watermark camera is available on camera-equipped iPhones and iPads, with HDR features offered according to device capabilities.
ParkTimer
This app helps drivers avoid overpaying for parking and easily locate their vehicles. It features a smart countdown timer with color-coded alerts, customizable billing rules, and the ability to record parking spot details like photos and QR codes. Live Activities and widgets provide at-a-glance tracking without unlocking your device.
- Smart countdown timer with visual alerts
- Customizable parking billing rules
- Record parking spot photos and QR codes
- Live Activities for Dynamic Island
- Lock Screen and Home Screen widgets
- Privacy-first local data storage
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WHY PARKTIMER? Ever paid for an extra hour just because you overstayed by a few minutes at the mall? Forgot which level you parked on and wasted time searching? ParkTimer solves these everyday parking headaches! CORE FEATURES Smart Countdown Timer • Visual ring timer shows time until next rate change • Color-coded alerts: Green (safe) → Orange (warning) → Red (urgent) • Advance notifications ensure you never overpay Flexible Billing Rules • Pre-configured templates for common parking lots • Customize free duration, billing cycles, and rates • Real-time cost estimates keep you informed Quick Spot Recording • Capture photos of your parking spot and surroundings • Save payment QR codes for fast checkout • Photos stored locally, won't clutter your camera roll Dynamic Island & Lock Screen • Live Activities on Dynamic Island (iPhone 14 Pro+) • Lock Screen widgets show time without unlocking • Home Screen widgets for at-a-glance tracking WHO IS IT FOR? • Budget-conscious drivers: Maximize free time, avoid surprise fees • Forgetful parkers: Never lose your car again • Frequent parkers: Perfect for malls, airports, hospitals WHAT MAKES IT SPECIAL • Minimalist design, intuitive interface • Privacy-first: All data stored locally • No registration required, ready to use instantly Park smarter. Save money. Save time.
Screenshots
Verdict
The clearest difference is price: Altitude Compass at Free against ParkTimer's $0.99. Altitude Compass also leads on rating (5.0 vs 4.0) and ratings volume (17 vs 2). ParkTimer's advantage is in-app purchases (none vs 2). On update cadence and ads 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
Altitude Compass is free to download; ParkTimer costs $0.99 up front. Altitude Compass sells 2 one-off in-app purchases. ParkTimer asks for nothing beyond the download.
Altitude Compass holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Altitude Compass has 17 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 95% of Altitude Compass's written reviews are positive against 84% of ParkTimer's.
Altitude Compass ships an update every 5 days, ParkTimer every 8 days. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.
| Parameter | Altitude Compass | ParkTimer |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (17 ratings) — better | 4.0 (2 ratings) |
| Positive reviews | 95.1% of reviews — better | 84.4% of reviews |
| Number of ratings | 17 — better | 2 |
| Update frequency | Every 5 days — better | Every 8 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦滔 欧 | 蕴涛 李 |
Customer experience
Altitude Compass
ParkTimer
In-app purchases
Altitude Compass
- 3-day TrialFree
- Full Version Unlock$0.99
ParkTimer
No in-app purchases
Questions
Is Altitude Compass free?
Is ParkTimer free?
Which has better reviews, Altitude Compass or ParkTimer?
Do Altitude Compass or ParkTimer have ads?
Which is updated more often, Altitude Compass or ParkTimer?
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