Comparison

Pilot Anti vs HOTmate

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

Head to head
About

Pilot Anti

This app provides pilots and aviation professionals with instant access to aircraft ground de-icing holdover times based on FAA tables. It features a smart, avionics-inspired layout and a specialized keyboard for ease of use in cold weather operations.

Highlights
  • Instant holdover time calculation
  • Supports Generic Type 1, 2, and 4 fluids
  • FAA holdover time tables
  • Avionics-inspired smart layout
  • Smart keyboard for numeric input
  • Visibility vs. intensity toolbox
Features
Read full description

Pilot Anti-Icing provides an instant view of your holdover time (Generic Type 1, Type 2 and Type 4) based on the FAA holdover time tables for Aircraft ground deicing. Our Philosophy is seamless: Make it EASY, Keep It SIMPLE. We work specifically with you: - Pilots - Flight Engineers - Aircraft engineers - Ground de-icing coordinators You have an instant access to the relevant holdover time based on the fluid sprayed on your aircraft. These guidelines are designed for real-life and for training purposes. Accurately, in a blink, with your user’s logic. Our unique features are: - Smart Layout inspired by latest Avionics designs: What you read is CLEAR - Smart Keyboard: purposely designed keyboard addressing user's needs: forget about the constant swaps to find the numeric keys: What you type is ADEQUATE - Smart Visibility vs Intensity Toolbox: Finding the current intensity as a function of visibility is EASY - Currently available in English (French, Spanish, German, Chinese in progress): What you see is GLOBAL - Database version: FAA official 2019-2020: What you see is UP-TO-DATE. CLEAR, ADEQUATE, EASY, GLOBAL, UP-TO-DATE “youFly Labs: Inspired by Aviation, Engineered with Passion”

About

HOTmate

Features
Read full description

HOTmate is a lightweight holdover time (HOT) calculator designed for quick use during winter operations. It provides a clean, pilot-friendly workflow: select the aerodrome, enter basic weather and temperature inputs, and get a clear HOT result with the relevant condition and intensity classification. Key features include: Fast, simple inputs with an interface optimized for mobile use. Offline operation — no account, no network required. Built-in precipitation/intensity logic to help interpret common winter weather scenarios. Clear, readable results with an emphasis on speed and usability. Dark mode for comfortable use in low-light environments. HOTmate is built for rapid cross-checking and situational awareness, with a focus on reliability and a minimal, distraction-free design.

Screenshots

Pilot Anti4 screens
HOTmate4 screens

Verdict

The call

The clearest difference is price: HOTmate at Free against Pilot Anti's $2.99. HOTmate also leads on update cadence (every 3 weeks vs every 10 months). Pilot Anti's advantage is device support (3 vs 1) and iOS requirement (11.1 vs 17.0). On ads and in-app purchases 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

HOTmate is free to download; Pilot Anti costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Pilot Anti ships an update every 10 months, HOTmate every 3 weeks. The most recent releases landed on October 7, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 6 level
Pilot Anti versus HOTmate: the parameters behind the verdict, then further details
ParameterPilot AntiHOTmate
Price$2.99Free — better
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 10 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.1 — better17.0
Further details — not scored
Size10 MB4 MB
Age rating4+4+
Developer2LAViacheslav Novikov

In-app purchases

None

Pilot Anti

No in-app purchases

None

HOTmate

No in-app purchases

Questions

Is Pilot Anti free?
Pilot Anti costs $2.99, with no in-app purchases.
Is HOTmate free?
HOTmate is free to download, with no in-app purchases.
Do Pilot Anti or HOTmate have ads?
Neither Pilot Anti nor HOTmate shows ads.
Which is updated more often, Pilot Anti or HOTmate?
Pilot Anti ships an update every 10 months, and HOTmate every 3 weeks. Most recently, Pilot Anti was updated on October 7, 2026 and HOTmate on October 28, 2026.

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