Comparison

Audio RTA Analyzer vs StageFlow

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

Head to head
About

Audio RTA Analyzer

This application transforms your mobile device into a real-time audio analysis tool. It allows you to monitor sound frequencies, decibel levels, and identify peaks using your device's microphone, aiding in the tuning and testing of various audio systems.

Highlights
  • Real-time RTA/FFT analyzer
  • dB meter
  • Frequency generator
  • Test tones, noise, and sweeps
  • Subwoofer test tools
  • Stereo channel tests
Features
Read full description

Audio RTA Analyzer turns your phone into a fast audio test bench for real-time analysis and practical sound checks. Use your device's microphone to view the live spectrum, track frequencies, monitor dB levels and spot peaks that can help with speakers, PA systems, home studios, instruments and car audio tuning. Main tools: - Real-time RTA/FFT analyzer - dB meter for quick sound checks - Hz frequency generator - Test tones, noise and sweeps - Subwoofer test tools - Stereo channel tests for left, right and center - Clear visuals for stage, studio, installation and workshop use Built for musicians, sound techs, audio engineers, installers and car audio users who need quick insight without carrying extra gear. Note: measurements depend on your device microphone and hardware. For certified calibration, use dedicated professional instruments.

About

StageFlow

Features
Read full description

StageFlow je nástroj pre hudobníkov, kapely a chválové tímy. Zjednocuje playlisty, texty, akordy a live vedenie chvál či koncertu do jednej prehľadnej aplikácie – aby ste sa na pódiu sústredili na hudbu, nie na papiere a chaos. Aplikácia je postavená pre tímovú spoluprácu: každá kapela ma usporiadane svoje piesne, playlisty a členov. Jeden účet, viac kapiel – prepínate sa jedným ťuknutím. PIESNE A AKORDY • Vlastné piesne kapely aj spoločná databáza – akordy presne nad textom • Transpozícia do ľubovoľnej tóniny jedným ťuknutím, bez prepisovania • Nashville systém (číslované akordy) • Textový aj vizuálny tvorca piesní • Osobné poznámky k piesni aj k jednotlivým riadkom – vidíte len vy • Nastaviteľná veľkosť textu, svetlý aj tmavý režim PLAYLISTY A KNIŽNICA • Playlisty rozdelené do sekcií s vlastnými názvami • Šablóny playlistov • Vlastná knižnica s priečinkami • Rýchle vyhľadávanie v názve, texte aj autorovi LIVE SESSION • Vedúci ovláda playlist v reálnom čase – celá kapela vidí tú istú pieseň a pasáž • Automatické prepnutie a odscrollovanie na aktuálnu sekciu u všetkých • Zdieľanie textov na projektor pre publikum cez odkaz NÁSTROJE PRE HUDOBNÍKOV • Metronóm s presným časovaním a rôznymi zvukmi (klik, drevo, hi-hat, bicie a ďalšie) • Podpora MIDI nožného ovládača TÍM A ROLY • Role admin / vedúci / člen s rôznymi právami • Pozývanie členov a správa kapely • Bezpečné oddelenie dát – každý vidí len obsah svojej kapely Aplikácia funguje v slovenčine, češtine aj angličtine.

Screenshots

Audio RTA Analyzer4 screens
StageFlow4 screens

Verdict

The call

The clearest difference is in-app purchases: StageFlow at none against Audio RTA Analyzer's 1. Audio RTA Analyzer's advantage is update cadence (every 5 days vs every 3 months). On price, ads, device support and iOS requirement 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. Audio RTA Analyzer sells 1 one-off in-app purchase. StageFlow asks for nothing beyond the download.

UpkeepUpdate frequency

Audio RTA Analyzer ships an update every 5 days, StageFlow every 3 months. The most recent releases landed on October 3, 2026 and October 18, 2026 respectively.

Scorecard2 real differences · 7 level
Audio RTA Analyzer versus StageFlow: the parameters behind the verdict, then further details
ParameterAudio RTA AnalyzerStageFlow
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 5 days — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size36 MB55 MB
Age rating4+4+
DeveloperMateus Polonini CardosoWAME s.r.o.

In-app purchases

1 purchases

Audio RTA Analyzer

One-time1
  • Audio Analyzer RTA Pro$1.99
None

StageFlow

No in-app purchases

Questions

Is Audio RTA Analyzer free?
Audio RTA Analyzer is free to download, with in-app purchases available.
Is StageFlow free?
StageFlow is free to download, with no in-app purchases.
Do Audio RTA Analyzer or StageFlow have ads?
Neither Audio RTA Analyzer nor StageFlow shows ads.
Which is updated more often, Audio RTA Analyzer or StageFlow?
Audio RTA Analyzer ships an update every 5 days, and StageFlow every 3 months. Most recently, Audio RTA Analyzer was updated on October 3, 2026 and StageFlow on October 18, 2026.

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