# VerticalWB vs FlightDose

The clearest difference is price: FlightDose at Free against VerticalWB's $1.99. FlightDose also leads on update cadence (every 4 days vs every 2 weeks). VerticalWB's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, review sentiment, ratings volume and device support there is nothing between them.

FlightDose is free to download; VerticalWB costs $1.99 up front. FlightDose sells 1 one-off in-app purchase. VerticalWB asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for VerticalWB against 5.0 for FlightDose. Both are backed by a comparable volume of ratings — 6 and 7 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

VerticalWB ships an update every 2 weeks, FlightDose every 4 days. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | VerticalWB | FlightDose |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/verticalwb/id6757898164/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/flightdose/id6759472369/reviews) |
| Number of ratings | 6 | **7** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 5 MB | 14 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 12+ |
| Developer | [Sean Heiken](https://appshunter.io/developer/1869511912) | [Apex Technology Group, Inc](https://appshunter.io/developer/1878815891) |

## What reviewers say

### VerticalWB

[App page](https://appshunter.io/ios/app/verticalwb/id6757898164)

A streamlined weight and balance calculator for Robinson helicopter pilots. It offers offline functionality and a clean interface for easily calculating fuel, gross weight, and CG projections. Supports custom helicopter profiles for quick preflight calculations.

**Highlights:** Offline weight and balance calculation, Supports R22, R44, R66 models, Calculates max fuel, recommended fuel, gross weight, CG, In-flight CG projections, Unlimited custom helicopter profiles, Clean and simple user interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### FlightDose

[App page](https://appshunter.io/ios/app/flightdose/id6759472369)

Estimates cosmic radiation exposure during flights using scientific aviation modeling. It calculates dose based on route, altitude, latitude, and solar conditions, presenting clear, data-driven insights into an invisible environmental factor.

**Highlights:** Estimates in-flight radiation dose, CARI-7 based modeling concepts, Accounts for altitude and position, Considers Earth's magnetic field, Supports route and flight estimation, Clear results presentation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remve Ads | $2.99 | one-time |


## Frequently asked questions

### Is VerticalWB free?

VerticalWB costs $1.99, with no in-app purchases.

### Is FlightDose free?

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

### Which has better reviews, VerticalWB or FlightDose?

VerticalWB and FlightDose are both rated 5.0 out of 5 on the App Store, from 6 and 7 ratings respectively.

### Do VerticalWB or FlightDose have ads?

FlightDose shows ads; VerticalWB does not.

### Which is updated more often, VerticalWB or FlightDose?

VerticalWB ships an update every 2 weeks, and FlightDose every 4 days. Most recently, VerticalWB was updated on October 17, 2026 and FlightDose on October 7, 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.*