Spring Airlines vs Realtime Altimeter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spring Airlines
Book flights, hotels, and manage your travel with this airline app. Find exclusive deals and enjoy convenient services like online check-in and seat selection. Your gateway to affordable travel across China and Asia.
- Air ticket booking
- Hotel reservations
- Flight status inquiries
- Ancillary service purchases
- Online check-in
- Seat selection
- Ticket refunds and changes
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Don't think, just fly! — Spring Airlines Download Spring Airlines' APP and grab exclusive special tickets! [About us] Spring Airlines is one of North Asia’s largest cost-effective airline – guaranteeing our customers the best-value airfares in China and across the Asia region. Bases at both of the city’s airports – Hongqiao and Pudong, as well as Shenzhen, Shenyang, Shijiazhuang (our Beijing gateway airport), Shenzhen, Yangzhou, Harbin and Ningbo. Overseas bases include Osaka and Nagoya in Japan, Jeju in Korea and Bangkok in Thailand. Founded in 18 July, 2005 and flying over 200 routes across China and beyond now. [Service Description] Spring Airlines offers you a full range of ticketing services, including: air ticket booking, hotel reservations, flight dynamic inquiries, ancillary service products purchasing, online check-in, online seat selection, ticket verification, ticket refund and change, airport assistant, etc. Enjoy cheaper tickets and more convenient booking through Spring Airlines' APP!
Realtime Altimeter
This app provides real-time altitude readings, even without an internet connection. It also includes a compass, velocimeter, and a camera that can watermark photos with location data, making it ideal for travelers and outdoor adventurers.
- Offline altimeter
- Real-time altitude
- Integrated compass
- Velocimeter for speed
- Watermark camera with GPS data
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Check your real-time altitude even without network, Must-have App for travel. Also with free compass, velocimeter and barometer. • Altimeter: Always get your altitude even if you don't have network, it is useful when you are in some rural areas, mountains etc. • Compass: Beautifully designed compass is integrated in this app. • Velocimeter: Want to know your speed when you are walking, riding or in a car? simply open this app. • Watermark Camera: Take photos with your altitude and GPS information, let's remember your adventure for ever.
Screenshots
Verdict
The clearest difference is rating: Realtime Altimeter at 4.7 against Spring Airlines's 3.0. Realtime Altimeter also leads on ratings volume (442 vs 20) and review sentiment (77% vs 64%). Spring Airlines's advantage is in-app purchases (none vs 1). On price, update cadence, 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. Realtime Altimeter sells 1 one-off in-app purchase. Spring Airlines asks for nothing beyond the download.
Realtime Altimeter holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Realtime Altimeter has 442 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 64% of Spring Airlines's written reviews are positive against 77% of Realtime Altimeter's.
Spring Airlines ships an update every 10 days, Realtime Altimeter every 2 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | Spring Airlines | Realtime Altimeter |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (20 ratings) | 4.7 (442 ratings) — better |
| Positive reviews | 64.0% of reviews | 76.9% of reviews — better |
| Number of ratings | 20 | 442 — better |
| Update frequency | Every 10 days — better | Every 2 weeks |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13 — better |
| Further details — not scored | ||
| Size | 98 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | 春秋航空 Spring Airlines | Zhenlai Xia |
Customer experience
Spring Airlines
Realtime Altimeter
Bugs and requests
Spring Airlines
Not enough reviews yet to summarise bugs or requests.
Realtime Altimeter
Reported bugs
5 issues- Compass missing cardinal points
- Inaccurate barometric pressure readings
- Fluctuating and inaccurate altitude readings
- Watch app not installing after purchase
- Altimeter not working during flight
Requested features
7 requests- Announce current altitude based on time or altitude
- Larger font size for speed readout
- Option to switch altitude and speed display positions
- Convert camera location address to text
- Add barometric pressure display
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- Display altitude gain per hour for hiking
- MPH unit for velocity
In-app purchases
Spring Airlines
No in-app purchases
Realtime Altimeter
- Remove Ads$1.99
Questions
Is Spring Airlines free?
Is Realtime Altimeter free?
Which has better reviews, Spring Airlines or Realtime Altimeter?
Do Spring Airlines or Realtime Altimeter have ads?
Which is updated more often, Spring Airlines or Realtime Altimeter?
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