Comparison

MotorFIX vs Sound Scope Analyzer

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

Head to head
About

MotorFIX

Diagnose and troubleshoot electric motors for scooters and e-bikes. Identify common faults, test Hall sensors, analyze motor windings, and perform calculations. Unlock professional tools with a one-time purchase.

Highlights
  • Motor fault diagnosis
  • Hall sensor testing
  • Phase and Hall combination analysis
  • Rotor magnet checks
  • Winding tools and diagrams
  • Motor calculation tools
Features
Read full description

MotorFIX is a practical diagnostic and workshop tool for electric scooter, e-bike, and light electric vehicle motors. Use MotorFIX to identify common motor faults, verify Hall sensor behavior, analyze phase and Hall combinations, and work with motor winding calculations and diagrams. Main features: • Motor fault diagnosis • Hall sensor testing and reference information • Phase and Hall combination analysis • Rotor magnet checks • Winding tools and diagrams • Turns, Kv, and RPM calculations • Three-phase motor simulation MotorFIX Pro unlocks the complete set of professional tools and combinations with a single purchase. No subscription is required. Designed for technicians, mechanics, and users working with electric scooters, e-bikes, and other light electric mobility systems.

About

Sound Scope Analyzer

Features
Read full description

Sound Scope Analyzer visualizes sound from your microphone in real time — an oscilloscope and spectrum analyzer in your pocket. ● Real-Time Mode • Watch waveforms like on an oscilloscope (a trigger keeps periodic waves steady on screen) • CRT-style afterglow effect you can toggle on and off • Frequency spectrum up to 24 kHz with automatic noise-floor removal, so real sounds stand out clearly • Fixed or auto scaling for each axis; pinch to zoom and drag to pan ● Timbre Mode • Automatically detects a sustained long tone (like singing “ahh”) and analyzes it with high frequency resolution • Shows the fundamental note name and frequency, with offset in cents • Marks each harmonic peak with its note name and measured frequency • Save the analysis result to Photos as an image • Sound source presets: voice, whistle, piano, guitar, bowed strings, and winds ● Great for • Long-tone practice and tone checks for winds, strings, and vocals • Comparing the harmonic structure of different instruments • Learning the physics of sound: frequency, waveforms, and harmonics • Exploring the sounds around you ● Privacy All audio is processed entirely on your device. Nothing is ever recorded, stored, or transmitted. Available in English and Japanese.

Screenshots

MotorFIX4 screens
Sound Scope Analyzer3 screens

Verdict

The call

The clearest difference is in-app purchases: Sound Scope Analyzer at none against MotorFIX's 1. MotorFIX's advantage is ads (none vs shown) and iOS requirement (16.0 vs 26.5). On price, update cadence 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

Both are free to download. MotorFIX sells 1 one-off in-app purchase. Sound Scope Analyzer asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
MotorFIX versus Sound Scope Analyzer: the parameters behind the verdict, then further details
ParameterMotorFIXSound Scope Analyzer
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyDailyDaily
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better26.5
Further details — not scored
Size5 MB8 MB
Age rating4+4+
DeveloperWILLIAM RAMON PADRONShinichi Takemura

In-app purchases

1 purchases

MotorFIX

One-time1
  • MotorFIX Pro$6.99
None

Sound Scope Analyzer

No in-app purchases

Questions

Is MotorFIX free?
MotorFIX is free to download, with in-app purchases available.
Is Sound Scope Analyzer free?
Sound Scope Analyzer is free to download, with no in-app purchases.
Do MotorFIX or Sound Scope Analyzer have ads?
Sound Scope Analyzer shows ads; MotorFIX does not.
Which is updated more often, MotorFIX or Sound Scope Analyzer?
MotorFIX ships an update daily, and Sound Scope Analyzer daily. Most recently, MotorFIX was updated on October 7, 2026 and Sound Scope Analyzer on October 13, 2026.

Other comparisons