Comparison

iReForm vs AviCalc

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

Head to head
About

iReForm

Features
Read full description

iReForm is an electronic reports and forms tool for users of the iFlightOps digital document distribution system. Please note that this application is only intended for users with access to an DocBrowser Content Distribution server. Specific server and user account information is required in order to use this application.

About

AviCalc

Features
Read full description

Calculate your duty times, fuel uplifts easy and fast. To use the app, read the full text of instructions. Purpose of AviationCalc: Flight Duty Period Page: AviationCalc helps you calculate Maximum Duty Periods and Total Duty Periods, correcting for time zones from the start of duty location and end of duty time zone. Also, it will search maximum flight duty period for acclimatised crew for Hong Kong CAD. Fuel Uplift Page: AviationCalc helps you calculate fuel uplift in Kg, USG and Litres to help you calculate your data fast and easy. ***Disclamer*** The information this app presents should not be used as primary tool for your calculations. Allowing the app access your location will only allow the app to help get better precision on which Time Zone to use. Click on info button (bottom right) to pull up how-to-use alerts or whenever you want to change the regulatory institution or choose a different time after flight duty for total duty period calculation. If there is something wrong going on, tap the screen again. Please leave your review.

Screenshots

iReForm1 screens
AviCalc4 screens

Verdict

The call

The clearest difference is update cadence: AviCalc at every 3 weeks against iReForm's every 4 months. AviCalc also leads on iOS requirement (15.0 vs 18.4). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

iReForm ships an update every 4 months, AviCalc every 3 weeks. The most recent releases landed on September 12, 2026 and September 19, 2026 respectively.

Scorecard2 real differences ยท 4 level
iReForm versus AviCalc: the parameters behind the verdict, then further details
ParameteriReFormAviCalc
PriceFreeFree
Update frequencyEvery 4 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS18.415.0 โ€” better
Further details โ€” not scored
Size8 MB9 MB
Age rating4+4+
DeveloperIT Flight Ops Solutions ABAldo Mendes Martins

In-app purchases

None

iReForm

No in-app purchases

None

AviCalc

No in-app purchases

Questions

Is iReForm free?
iReForm is free to download, with no in-app purchases.
Is AviCalc free?
AviCalc is free to download, with no in-app purchases.
Do iReForm or AviCalc have ads?
Neither iReForm nor AviCalc shows ads.
Which is updated more often, iReForm or AviCalc?
iReForm ships an update every 4 months, and AviCalc every 3 weeks. Most recently, iReForm was updated on September 12, 2026 and AviCalc on September 19, 2026.

Other comparisons