Comparison

Propeller Vibration vs VFD Cable Sizing Calc

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

Head to head

VFD Cable Sizing Calc

Free

🔧 Utilities

No ratingsView app →

About

Propeller Vibration

Read full description

Propeller vibrations will display a graph over your vibrations related to the propeller in your aircraft. Very useful for determining if a dynamic propeller balancing is required.

About

VFD Cable Sizing Calc

Features

Read full description

Use this simple tool to input relevant information for your installation of cable from VFD (variable-frequency drive) to Motor and it will select the proper size of cable for your installation.

Screenshots

Propeller Vibration3 screens

VFD Cable Sizing Calc1 screens

Verdict

The call

The clearest difference is price: VFD Cable Sizing Calc at Free against Propeller Vibration's $23.99. VFD Cable Sizing Calc also leads on update cadence (every 5 months vs every 43 months). Propeller Vibration's advantage is iOS requirement (12.0 vs 16.5). On 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

CostPrice · In-app purchases · Ads · Monetization

VFD Cable Sizing Calc is free to download; Propeller Vibration costs $23.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Propeller Vibration ships an update every 43 months, VFD Cable Sizing Calc every 5 months. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 3 level

Propeller Vibration versus VFD Cable Sizing Calc: the parameters behind the verdict, then further details
Parameter	Propeller Vibration	VFD Cable Sizing Calc
Price	$23.99	Free — better
Update frequency	Every 43 months	Every 5 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	12.0 — better	16.5
Further details — not scored
Size	9 MB	5 MB
Age rating	4+	17+
Developer	DOAO Consulting AB	Southwire Company

In-app purchases

None

Propeller Vibration

No in-app purchases

None

VFD Cable Sizing Calc

No in-app purchases

Questions

Is Propeller Vibration free?

Propeller Vibration costs $23.99, with no in-app purchases.

Is VFD Cable Sizing Calc free?

VFD Cable Sizing Calc is free to download, with no in-app purchases.

Do Propeller Vibration or VFD Cable Sizing Calc have ads?

Neither Propeller Vibration nor VFD Cable Sizing Calc shows ads.

Which is updated more often, Propeller Vibration or VFD Cable Sizing Calc?

Propeller Vibration ships an update every 43 months, and VFD Cable Sizing Calc every 5 months. Most recently, Propeller Vibration was updated on October 12, 2026 and VFD Cable Sizing Calc on October 3, 2026.