SkyLogger vs BipLink
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SkyLogger
This app records and displays flight data for glider, hangglider, and paraglider pilots. It shows real-time information like speed, climb rate, and distance to take-off, and can export flight data in various formats for competition analysis.
- Real-time flight data display
- IGC, GPX, KML file export
- Competition data entry
- 2D & 3D flight visualization
- Apple Watch integration
- Airspace visualization
- XC point calculation
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SkyLogger is a program for obtaining and storing flight data. The program is especially adapted for the usage by glider, hangglider and paraglider pilots. SkyLogger obtains the geodetic positions of the pilot during the flight and stores the data. Furthermore, the pilot is able to see during the flight the elapsed time, the distance to the take-off as well as the current ground speed and climb rate. A compass rose is indicating the current flight direction. For competitions the pilot's and the aircraft's name, the aircraft's ID and the to be flown route can be entered. During the flight the direction and distance to the next waypoint are shown on the display. After finishing the flight the stored geodetic data together with the data for the competition can be converted into the common IGC file format. Additionally, also other popular formats like GPX and KML are supported. The created files are stored on the iPhone or can be sent to servers or other computers. SkyLogger supports besides others the following features: - control by Apple Watch; - main data visualization on Apple Watch; - cockpit / instrument view; - 2D & 3D flight data visualization; - downloadable map data; - large and individually adaptable instruments on a moving map allow best viewing comfort; - north or in flight direction orientation of moving map; - live tracking support for Leonardo or Vgps servers - visualization of previously flown flights as track traces on moving map; - visualization of airspaces with user defined colors; - instrument showing the distance and direction to the closest airspace; - 3 axis acceleration measurements; - tracked flights are stored in highly efficient internal database; - default flight parameters can be stored and retrieved to make flight information entering for competitions easier; - SkyLoggerXXL supports common file formats like IGC, CSV, GPX and KML; - IGC files created by SkyLoggerXXL are OLC conform and can directly be sent to Leonardo, XCCup, XContest and XC globe based OLC servers; - calculation of XC points for FAI triangle, triangle and free distance over 5 points; - XC analysis (determination of FAI triangle areas); - printing of flightbooks, flight information and statistics - all diagrams, maps or charts can either be e-mailed or copied for incorporation into other apps; - integration of SkyView database for exchanging waypoints; - support of FlyNet accessories; - support of SensBox; - weather data history of selected weather stations for the last 48 hours; - online wind speed and direction visualization on maps for selected weather stations; - visualization of hotspots; - visualization of regions with thermals; - visualization of climb rate traces; - and much much more! Warning: Continued use of GPS running in the background can dramatically decrease battery life.
BipLink
This app allows users to manage and personalize Stodeus variometer/GPS loggers. It provides access to a flight logbook for syncing, viewing, and sharing flights, along with annual statistics. Firmware updates and user guides are also available.
- Personalize instrument profiles
- Sync, view, and share flights
- Track annual flight statistics
- Wireless firmware updates
- Access user guides
- Demo mode exploration
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BipLink is a game-changer for managing your Stodeus variometer / GPS logger. Set up your UltraBip or BlueBip just the way you like and personalize up to three profiles for any kind of flight. With exclusive access to the Stodeus LogBook, you can sync, view, and share your flights, track annual stats to monitor wing wear. And for total peace of mind, your instrument stays up to date with wireless firmware updates. Instant access is also provided to user guides for all Stodeus instruments, including BipBip PRO V2 and miniBip V2. The full experience can even be explored in demo mode, without an instrument. No ads, no fees. Just free. BipLink – because your flights deserve the perfect setup.
Screenshots
Verdict
The clearest difference is price: BipLink at Free against SkyLogger's $5.99. BipLink also leads on in-app purchases (none vs 10) and iOS requirement (15.0 vs 18.6). On review sentiment, 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
BipLink is free to download; SkyLogger costs $5.99 up front. SkyLogger sells 10 one-off in-app purchases. BipLink asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | SkyLogger | BipLink |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | — | 4.0 (2 ratings) — better |
| Positive reviews | 48.6% of reviews | 50.0% of reviews — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | Free — better |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | Hartwig Wiesmann | Stodeus |
Customer experience
SkyLogger
BipLink
In-app purchases
SkyLogger
- Track traces$0.99
- Climb rate traces$1.99
- Live Tracking$2.99
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- Accelerometer$2.99
- Airspaces$4.99
- FlyNet accessory$9.99
- 2D maps from 3rd parties$9.99
- XC Tracer accessory$9.99
- SkyDrop accessory$9.99
- Maps from 3rd parties$11.99
BipLink
No in-app purchases









