Comparison

GroundRollCalc vs Pilot Rest Time

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

Head to head
About

GroundRollCalc

Features
Read full description

Key Features Ground Roll Estimation Calculates expected takeoff ground roll based on: - Aircraft performance data - Weight and loading - Wind conditions - Density altitude - Runway slope and surface - Runway Visualization Graphical runway display with: - Estimated ground roll marker - Safety margin indicators - Remaining runway awareness Live GPS Mode (Optional) - Track actual takeoff roll in real time - Compare real-world performance to predicted values - Detect deviations from expected performance Aircraft & Airport Management - Store multiple aircraft profiles - Manage airport and runway data - Customize inputs for accurate calculations Built for Real-World Flying - Designed for clarity and speed in the cockpit - Clean interface optimized for iPad use - Focused on practical, decision-support information Important: GroundRollCalc is a supplemental performance tool and is not a substitute for approved aircraft performance data, POH/AFM guidance, or pilot judgment. Always verify performance calculations and operate in accordance with safe aviation practices. Data Sources Airport and aeronautical data may include publicly available datasets such as FAA and openAIP sources. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Pilot Rest Time

This tool helps professional pilots plan their rest periods for long-haul flights. It allows users to input flight times, number of rest blocks, and break durations to generate a clear rest schedule. The app features notifications and works offline.

Highlights
  • Plan crew rest schedules
  • Support for multiple rest blocks
  • Equal or custom rest distribution
  • Rest reminder notifications
  • Pilot-focused interface
  • Works completely offline
Features
Read full description

Pilot Rest Time is a simple and efficient crew rest planning tool designed for professional pilots operating long-haul flights. Easily enter your flight start and end times, choose the number of rest periods, define the break between rests, and instantly generate a clear rest schedule for each pilot. Features • Plan crew rest schedules in seconds • Support for multiple rest blocks • Equal or custom rest distribution • Rest reminder notifications • Clean, pilot-focused interface • Works completely offline Disclaimer This application is intended as a planning and reference tool only. It does not replace airline procedures, company policies, or regulatory requirements.

Screenshots

GroundRollCalc4 screens
Pilot Rest Time4 screens

Verdict

The call

The clearest difference is in-app purchases: Pilot Rest Time at none against GroundRollCalc's 3. GroundRollCalc's advantage is update cadence (every 5 days vs every 10 days) and iOS requirement (18.5 vs 26.4). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. GroundRollCalc sells 3 in-app purchases, starting at $0.99 per month. Pilot Rest Time asks for nothing beyond the download.

UpkeepUpdate frequency

GroundRollCalc ships an update every 5 days, Pilot Rest Time every 10 days. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 6 level
GroundRollCalc versus Pilot Rest Time: the parameters behind the verdict, then further details
ParameterGroundRollCalcPilot Rest Time
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 days — betterEvery 10 days
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.5 — better26.4
Further details — not scored
Size185 MB3 MB
Age rating4+4+
DeveloperRob Honeycuttgokalp pacin

In-app purchases

3 purchases

GroundRollCalc

Subscriptions2
  • GroundRollCalc Pro Monthly$0.991 Month
  • GroundRollCalc Pro Yearly$9.991 Year
One-time1
  • Unlock Live GPS$5.99
None

Pilot Rest Time

No in-app purchases

Questions

Is GroundRollCalc free?
GroundRollCalc is free to download, with in-app purchases available.
Is Pilot Rest Time free?
Pilot Rest Time is free to download, with no in-app purchases.
Do GroundRollCalc or Pilot Rest Time have ads?
Neither GroundRollCalc nor Pilot Rest Time shows ads.
Which is updated more often, GroundRollCalc or Pilot Rest Time?
GroundRollCalc ships an update every 5 days, and Pilot Rest Time every 10 days. Most recently, GroundRollCalc was updated on September 30, 2026 and Pilot Rest Time on October 10, 2026.

Other comparisons