# eFlightBook Pro vs HOTs.

The clearest difference is price: HOTs. at Free against eFlightBook Pro's $10.99. HOTs. also leads on update cadence (every 5 days vs every 2 months). eFlightBook Pro's advantage is iOS requirement (13.0 vs 18.6). On ads, in-app purchases and device support there is nothing between them.

HOTs. is free to download; eFlightBook Pro costs $10.99 up front. eFlightBook Pro sells 5 one-off in-app purchases and HOTs. sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

eFlightBook Pro ships an update every 2 months, HOTs. every 5 days. The most recent releases landed on December 9, 2025 and September 30, 2026 respectively.

## The numbers

| Metric | eFlightBook Pro | HOTs. |
| --- | --- | --- |
| Price | $10.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 74 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PHI Philipp Haudek Informatik GmbH](https://appshunter.io/developer/595299933) | [Lagary Systems, Inc](https://appshunter.io/developer/1705480493) |

## What reviewers say

### eFlightBook Pro

[App page](https://appshunter.io/ios/app/eflightbook-pro/id598676147)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fuel Converter and Calculator | $0.99 | one-time |
| eFlightBook Database Backup | $1.99 | one-time |
| Licence Management | $2.99 | one-time |
| world wide Airports - Frequencies - Runways | $2.99 | one-time |
| eFlightBook additional Duty Hours | $4.99 | one-time |


### HOTs.

[App page](https://appshunter.io/ios/app/hots/id6477919986)

This aviation tool provides pilots with critical operational data and real-time hazard monitoring. Visualize global weather and turbulence reports on an interactive 3D globe for enhanced situational awareness.

**Highlights:** Real-time hazard monitoring, Interactive 3D globe visualization, SIGMETs, PIREPs, AIREPs, Turbulence reports, High-level hazard overlays, Pilot-focused interface

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HOTs Full Access | $9.99 | per year |


## Frequently asked questions

### Is eFlightBook Pro free?

eFlightBook Pro costs $10.99, and also offers in-app purchases.

### Is HOTs. free?

HOTs. is free to download, with in-app purchases available.

### Do eFlightBook Pro or HOTs. have ads?

Neither eFlightBook Pro nor HOTs. shows ads.

### Which is updated more often, eFlightBook Pro or HOTs.?

eFlightBook Pro ships an update every 2 months, and HOTs. every 5 days. Most recently, eFlightBook Pro was updated on December 9, 2025 and HOTs. on September 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*