Morse Flash Signal vs VerticalWB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Morse Flash Signal
Convert text into timed flashlight signals using Morse code. Ideal for outdoor activities, emergencies, or learning Morse code. Requires a device with a flashlight.
- Text to Morse code conversion
- Timed flashlight signals
- Ideal for outdoor use
- Useful for emergencies
- Morse code learning tool
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Morse Flash Signal can transform Morse code into flashlight signals with ease. Perfect for outdoor enthusiasts, emergency situations, or learning Morse code, this app allows users to input text and instantly convert it into precise, timed flashlight signals. ＊Only supports devices with a flashlight
VerticalWB
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.
- 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
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The most streamlined Weight and balance calculator for Robinson Pilots. Works 100% Offline. VerticalWB is a modern helicopter weight and balance calculator designed for pilots flying Robinson Helicopters. This app's User Interface is modern, simple, clean, and effective. So that any pilot or flight school can easily use it. This app is not affiliated with the Robinson Helicopter Company. Easily calculate your: Max Fuel Recommended Fuel Total Gross Weight Longitudinal CG Lateral CG In-Flight CG projections and see all the calculation numbers yourself! VerticalWB allows you to add an unlimited amount of custom helicopter profiles to use at anytime. Just enter in the weights of the pilots, passengers, and cargo, and watch VerticalWB do the rest! Speed up your preflight with VerticalWB! R22 Weight and Balance, R44 Weight and Balance, R66 Weight and Balance! --Disclaimer-- This weight & balance and CG calculator app is built using data strictly from the Robinson POH's. This application's logic has been extensively verified to ensure accurate reliability. That being said, this app has no affiliation with Robinson Helicopters. The calculations this app produces are subject to coding errors and inaccuracy. Remember 14 CFR § 91.3(a): "The pilot in command of an aircraft is directly responsible for, and is the final authority as to, the operation of that aircraft." ---- Contact us or Report Bugs to: Verticalweightbalance@gmail.com
Screenshots
Verdict
The clearest difference is price: Morse Flash Signal at Free against VerticalWB's $1.99. Morse Flash Signal also leads on update cadence (every 5 days vs every 2 weeks). VerticalWB's advantage is ratings volume (6 vs 1) and iOS requirement (15.6 vs 17.0). On rating, ads, in-app purchases and device support 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
Morse Flash Signal is free to download; VerticalWB costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Morse Flash Signal against 5.0 for VerticalWB. That said, the two scores are not equally well evidenced: VerticalWB has 6 ratings behind it against 1, so its average is the more settled of the two.
Morse Flash Signal ships an update every 5 days, VerticalWB every 2 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Morse Flash Signal | VerticalWB |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (1 ratings) | 5.0 (6 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 6 — better |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 5 MB |
| Age rating | 4+ | +4 |
| Developer | Pin Yuan Chen | Sean Heiken |
In-app purchases
Morse Flash Signal
No in-app purchases
VerticalWB
No in-app purchases
Questions
Is Morse Flash Signal free?
Is VerticalWB free?
Which has better reviews, Morse Flash Signal or VerticalWB?
Do Morse Flash Signal or VerticalWB have ads?
Which is updated more often, Morse Flash Signal or VerticalWB?
Other comparisons
