Comparison

Diver Tools vs Aircraft Engineer Toolkit

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

Head to head
About

Diver Tools

Features
Read full description

Experience the ultimate dive companion with Dive Genius! Designed for rebreather and technical divers, this app revolutionizes the way you prepare for your dives, ensuring safety and convenience every step of the way. Customizable Checklists: Say goodbye to paper-based checklists! Dive Genius allows you to create personalized checklists tailored to your specific needs. From equipment packing to dive plans, you can easily organize and manage all the essential details in one place. Now you control the order of checklist displays! No more relying on memory or risking incomplete preparations. Offline Calculations: Dive sites without internet access? No problem! Dive Genius comes equipped with a built-in calculator, empowering you to perform essential dive calculations even without an internet connection. From gas mixes to decompression stops, have all the vital calculations at your fingertips. Safety and Equipment Confidence: Ensure your dive equipment meets the highest standards with Dive Genius. Set your personal limits and rely on the app's checklists to avoid compromising situations with marginal equipment. Dive with confidence, knowing that you are fully prepared and equipped for a safe and enjoyable dive. Historical Cell Readings: For rebreather divers, Dive Genius offers unparalleled insights. Keep track of your rebreather cells' performance by reviewing the last four historical readings plus store vendor and lot details. Detect any unexpected changes and make informed decisions based on accurate data. Stay ahead of the curve and dive with peace of mind. Now with the ability to store 3, 4, 5 or 6 cells! Cave Conditions: See and report on the latest conditions in the caves! Don't miss out on the must-have app for tech divers and rebreather enthusiasts. Experience the convenience, safety, and reliability of Dive Genius today!

About

Aircraft Engineer Toolkit

Features
Read full description

Aircraft Engineer Toolkit is a clean aviation maintenance utility app for aircraft engineers and technicians. The app provides practical local tools for daily maintenance support, including MEL expiry calculation, UTC time reference, ATA chapter lookup, unit converters and airport reference tools. Key tools: • MEL Calculator with UTC-based expiry dates • Airport Wind with live METAR wind, gust and raw report • Airport Info with ICAO/IATA lookup, airport details and map location • UTC Clock with UTC and local time • ATA Reference with searchable ATA chapters • Fuel Converter • Oil Converter • Torque Converter • Pressure Converter • Home Screen widgets for MEL, UTC and Airport METAR Aircraft Engineer Toolkit is designed for single-user, local-first use. No login is required. Disclaimer: This app is a reference and calculation aid only. Always follow approved aircraft maintenance documentation, company procedures and regulatory requirements.

Screenshots

Diver Tools4 screens
Aircraft Engineer Toolkit4 screens

Verdict

The call

The clearest difference is price: Aircraft Engineer Toolkit at Free against Diver Tools's $9.99. Aircraft Engineer Toolkit also leads on ads (none vs shown). Diver Tools's advantage is iOS requirement (16.0 vs 18.0). On update cadence, in-app purchases and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Aircraft Engineer Toolkit is free to download; Diver Tools costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Diver Tools ships an update every 5 weeks, Aircraft Engineer Toolkit every 3 weeks. Both last shipped on September 8, 2026.

Scorecard3 real differences Ā· 3 level
Diver Tools versus Aircraft Engineer Toolkit: the parameters behind the verdict, then further details
ParameterDiver ToolsAircraft Engineer Toolkit
Price$9.99Free — better
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better18.0
Further details — not scored
Size3 MB5 MB
Age rating4+4+
DeveloperMichael GibbyABDULKADIR KURT

In-app purchases

None

Diver Tools

No in-app purchases

None

Aircraft Engineer Toolkit

No in-app purchases

Questions

Is Diver Tools free?
Diver Tools costs $9.99, with no in-app purchases.
Is Aircraft Engineer Toolkit free?
Aircraft Engineer Toolkit is free to download, with no in-app purchases.
Do Diver Tools or Aircraft Engineer Toolkit have ads?
Diver Tools shows ads; Aircraft Engineer Toolkit does not.
Which is updated more often, Diver Tools or Aircraft Engineer Toolkit?
Diver Tools ships an update every 5 weeks, and Aircraft Engineer Toolkit every 3 weeks. Most recently, Diver Tools was updated on September 8, 2026 and Aircraft Engineer Toolkit on September 8, 2026.

Other comparisons