Comparison

Aviation Tools vs GRF Snowtam

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

Head to head
About

Aviation Tools

This app consolidates essential aviation tools for pilots, including time calculators, unit converters, and extensive databases of Jeppesen and FAA abbreviations, definitions, and NOTAMs. It also features a wind correction calculator for landing performance.

Highlights
  • Time Calculator for logbooks and flight times
  • Unit Converter for aviation standards
  • Jeppesen Symbols and Definitions database
  • Extensive FAA and ICAO Abbreviations
  • NOTAMs database
  • Wind Correction Calculator
Features
Read full description

Aviation Tools is a brand new app made for pilots by pilots that includes multiple famous aviation apps in just one single app. Aviation Tool App includes the next features: Time Calculator (Allows to see all the times in a single list where you can edit-erase a single hour:minute line, perfect tool when adding or subtracting your log book times). This calculator also allows you to calculate your flight time for every single flight by entering your departure (Zulu Time) and arrival (Zulu Time). Unit Converter: This App allows to convert the most common units using in the aviation industry like: Temperature, Distance, Speed, Weight, Pressure. Jeppesen Symbols and definitions: This app includes more than 397 Images with definition. (Fast Search Engine) Jeppesen Abbreviations: This app includes more than 655 Jeppesen abreviations with definition. (Fast Search Engine) FAA Abbreviations: This app includes more than 1837 FAA abreviations with definition. (Fast Search Engine) PIA Abbreviations (Spanish): This app includes more than 1100 PIA (ICAO – Spanish) abbreviations with definitions. (Fast Search Engine) FAA – ICAO – Notams: This app includes more than 357 FAA-ICAO Notams with definition. (Fast Search Engine) Aviation Dictionary: This app includes more than 429 Aviation Terms with full detailed explanation and references. (Fast Search Engine) Wind Correction APP: This app offers a quick tool to calculate Headwind – Tailwind – Crosswind components and Wind Corrections Calculations for landing performance. All the Abbreviations-Dictionary Apps offers a Quick Search Tool that allows to find what you are looking for really fast.

About

GRF Snowtam

Decode aviation weather reports with this tool. It handles Global Reporting Format (GRF) and older Snowtam formats, converts visibility and temperature units, and calculates altitude corrections for cold weather.

Highlights
  • GRF decoder
  • Snowtam decoder
  • MOTNE decoder
  • Visibility converter
  • Temperature converter
  • Altitude correction calculator
Features
Read full description

Complete and Accurate GRF decoder (New format GRF - global reporting format) to decode RCAM. Complete and Accurate Snowtam decoder (old format - used in Russia). MOTNE Decoder (Old format for Runway Condition Code) Converter for U.S. Visibility SM/m table, and temperatures Altitude correction calculator for cold Temperatures enjoy!

Screenshots

Aviation Tools4 screens
GRF Snowtam4 screens

Verdict

The call

The clearest difference is review sentiment: Aviation Tools at 50% against GRF Snowtam's 0%. Aviation Tools also leads on iOS requirement (13.0 vs 15.6). GRF Snowtam's advantage is update cadence (every 4 months vs every 33 months). On price, ads, in-app purchases and monetization model 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

Aviation Tools costs $1.99 and GRF Snowtam $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Aviation Tools ships an update every 33 months, GRF Snowtam every 4 months. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
Aviation Tools versus GRF Snowtam: the parameters behind the verdict, then further details
ParameterAviation ToolsGRF Snowtam
Price$1.99$1.99
Rating—1.0 (1 ratings) — better
Positive reviews50.0% of reviews — better0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 33 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size22 MB9 MB
Age rating4+4+
DeveloperJorge Gonzalez GalvanPedro Isidoro

Customer experience

Aviation Tools

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

GRF Snowtam

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Aviation Tools

No in-app purchases

None

GRF Snowtam

No in-app purchases

Questions

Is Aviation Tools free?
Aviation Tools costs $1.99, with no in-app purchases.
Is GRF Snowtam free?
GRF Snowtam costs $1.99, with no in-app purchases.
Do Aviation Tools or GRF Snowtam have ads?
Neither Aviation Tools nor GRF Snowtam shows ads.
Which is updated more often, Aviation Tools or GRF Snowtam?
Aviation Tools ships an update every 33 months, and GRF Snowtam every 4 months. Most recently, Aviation Tools was updated on October 12, 2026 and GRF Snowtam on October 25, 2026.

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