Comparison

FLIGHT vs K4 Tools

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

Head to head
About

FLIGHT

This app simplifies flight time calculations for pilots. Easily sum up flight hours and minutes in hh:mm format, with options to edit, erase, add, or subtract entries. It also allows calculation of flight time based on departure and arrival times.

Highlights
  • Sum flight time in hh:mm format
  • Edit individual flight time entries
  • Erase individual flight time entries
  • Add and subtract flight times
  • Calculate flight time from departure/arrival
  • Digit-by-digit deletion by swiping
Features
Read full description

All pilots must document their flight-time in the personal logbook. The time is logged as hours and minutes and summed up at the end of every page. This calculator is designed to easily sum up flight time given in the format hh:mm. Ordinary calculators only work on decimals and it is always tricky to sum up lots of log-entries correctly. Simply enter the flight hours-minutes line by line and the calculator adds them. * Edit single flight time line. * Erase single flight time line. * ADD - SUBSTRACT flight times * Slide your finger over the time to delete digit by digit. * Enter your departure and arrival time (ZULU) to calculate your flight time. Available for Iphone / Ipad

About

K4 Tools

This app assists flight crews with inflight fuel and time calculations, integrating with flight plans. Features include scanning flight data, calculating duty and rest periods, and managing crew breaks. It also helps verify fuel accuracy and pre-flight weather conditions.

Highlights
  • Magic Scanner for FMS data
  • Duty/Rest period calculation
  • Crew break scheduling
  • Fuel receipt verification
  • Pre-flight weather checks
  • iPad optimized interface
Read full description

K4 Tools helps flight crews complete inflight fuel and time checks quickly and accurately — with calculators built around your current flight plan. Highlights: • Magic Scanner: Use the iPhone camera on support models to scan the FMS Position Report and auto-fill required fields. • Duty/Rest Calculator: See Max Duty End, Latest Legal Takeoff, and required rest based on crew size, sequence, and consent — with live remaining duty. • Crew Rest: Share break schedules and keep track visually on the crew break Timeline. • Fuel Checks: Verify pre‑flight fuel upload accuracy across multiple receipts. • Pre-flight weather verification via calculated ETA's at Departure, Destination, Alternate, and ETP Airports. • iPhone + iPad: Optimized for both portrait and landscape use on iPad — including mounted flight-deck configurations.. Limits and warnings appear when operational or contractual thresholds are approached or likely to be exceeded, so you can take corrective action early. Planned updates: - Pro Versioncoming soon! - LogTen Pro integration - tap a button and import all of your flight information with the tap of a button - Crew Rest Alarms automatically set for selected break period. - Custom Crew Rest break lengths

Screenshots

FLIGHT4 screens
K4 Tools1 screens

Verdict

The call

The clearest difference is price: K4 Tools at Free against FLIGHT's $0.99. K4 Tools also leads on rating (5.0 vs 3.5) and update cadence (monthly vs every 27 months). FLIGHT's advantage is iOS requirement (13.0 vs 26.0). On ratings volume, 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

K4 Tools is free to download; FLIGHT costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

K4 Tools holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

FLIGHT ships an update every 27 months, K4 Tools monthly. The most recent releases landed on October 12, 2026 and October 22, 2026 respectively.

Scorecard5 real differences · 5 level
FLIGHT versus K4 Tools: the parameters behind the verdict, then further details
ParameterFLIGHTK4 Tools
Price$0.99Free — better
Rating3.5 (2 ratings)5.0 (1 ratings) — better
Positive reviews40.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 27 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size4 MB31 MB
Age rating4+4+
DeveloperJorge Gonzalez GalvanJames Everett

Customer experience

FLIGHT

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews5 reviews
Positive40.0%
Neutral20.0%
Negative40.0%

K4 Tools

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

FLIGHT

No in-app purchases

None

K4 Tools

No in-app purchases

Questions

Is FLIGHT free?
FLIGHT costs $0.99, with no in-app purchases.
Is K4 Tools free?
K4 Tools is free to download, with no in-app purchases.
Which has better reviews, FLIGHT or K4 Tools?
K4 Tools is rated higher. FLIGHT averages 3.5 out of 5 from 2 ratings, while K4 Tools averages 5.0 from 1 ratings.
Do FLIGHT or K4 Tools have ads?
Neither FLIGHT nor K4 Tools shows ads.
Which is updated more often, FLIGHT or K4 Tools?
FLIGHT ships an update every 27 months, and K4 Tools monthly. Most recently, FLIGHT was updated on October 12, 2026 and K4 Tools on October 22, 2026.

Other comparisons