Comparison

RC vs GliderKeeper App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RC

This stopwatch is designed for model glider contests, allowing pilots to record successive flights within a decreasing worktime. A signal is given when the worktime ends. Tap anywhere to start or stop flights, and access the info button to adjust the worktime duration.

Highlights
  • Record successive flights
  • Decreasing worktime countdown
  • Start/stop flights with a tap
  • Adjustable worktime duration
  • Signal at worktime end
Features
Read full description

This stopwatch can be used for model glider contests. In a model glider (F3K and F3J) contest, a pilot can fly his plane a number of times within the 'worktime'. Using this application, each successive flight can be recorded while the working time decreases. When the working time ends, a signal is given. Tap anyhwhere in the screen to start or stop a flight. Tap 'Start' to start the countdown timer for the Worktime. Tap the Info button on the down-right corner to edit the duration of the Worktime. This is a free, lite version. The Pro version includes several enhancements including a 'talking timer'. With this talking timer the pilot can hear when the worktime will end. The Pro version also stores the recorded flights in a database on the iPhone.

About

GliderKeeper App

Features
Read full description

GliderKeeper is the management tool for glider pilots and competition organizers using AMRT altimeters. Connect to your device over Wi-Fi or Bluetooth to: • Browse flight history — review all recorded flights with their time and altitude data, and analyze them on an interactive flight graph with slope measurement. • Live telemetry — view your altimeter's data in real time over Bluetooth. • Firmware updates — update your altimeter over-the-air (Wi-Fi or Bluetooth) directly from the app, downloading the latest versions from the cloud. On Windows you can also flash firmware over USB. • Automatic discovery — locate your device on the local network automatically, no IP configuration needed. • Device control — send control commands directly to the altimeter. Compatible with most FAI events. Additional feature: With the appropriate setup, the app can send flight results directly to GliderScore. Ask us! Feature currently in beta.

Screenshots

RC2 screens
GliderKeeper App4 screens

Verdict

The call

The clearest difference is update cadence: GliderKeeper App at every 5 weeks against RC's every 4 months. RC's advantage is iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RC ships an update every 4 months, GliderKeeper App every 5 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
RC versus GliderKeeper App: the parameters behind the verdict, then further details
ParameterRCGliderKeeper App
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings1 — better—
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS8.0 — better15.0
Further details — not scored
Size3 MB34 MB
Age rating4+4+
DeveloperLeon WubbeSergio Martinez

In-app purchases

None

RC

No in-app purchases

None

GliderKeeper App

No in-app purchases

Questions

Is RC free?
RC is free to download, with no in-app purchases.
Is GliderKeeper App free?
GliderKeeper App is free to download, with no in-app purchases.
Do RC or GliderKeeper App have ads?
Neither RC nor GliderKeeper App shows ads.
Which is updated more often, RC or GliderKeeper App?
RC ships an update every 4 months, and GliderKeeper App every 5 weeks. Most recently, RC was updated on October 6, 2026 and GliderKeeper App on October 7, 2026.

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