Comparison

Audio File Analyzer vs うたともノート

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

Head to head
About

Audio File Analyzer

Analyze audio files by viewing their waveform and real-time amplitude spectrum. Explore frequency components, transcribe speech, and customize display settings. A Pro version offers ad-free viewing and higher resolution analysis.

Highlights
  • Simultaneous waveform and spectrum display
  • Real-time frequency analysis
  • Speech transcription
  • Channel switching (Mix/L/R)
  • Spectrum zooming
  • Pitch meter display
Read full description

This app displays the "Audio Waveform" together with the FFT-based "Amplitude Spectrum" (frequency magnitude) or the "Spectrogram" (changes in frequency components over time) for audio files on your device. (FFT: Fast Fourier Transform) You can check the frequency components around the current playback position while playing the file. [Features] - Add audio files from "Files" or songs from "Music" to a playlist within this app. - Simultaneous display of audio waveform and a spectrum / spectrogram linked to the playback position. - Supports both portrait and landscape orientation. - Channel display switching (Mix / L / R). - Displays the peak level of the spectrum and its frequency. - Supports zooming in the frequency direction of the spectrum / spectrogram. - Pitch meter display. - Supports transcription in a specified language. (iOS 26 ~) The Pro version offers Ad-Free Viewing and High-Resolution Analysis (FFT size: 16384). [Spectrum / Spectrogram Display Settings] - Frequency Axis: Linear, Log - FFT Size: 1024, 2048, 4096, 8192, 16384 (* 16384 is available in the Pro version) - Window Function: Hann, Hamm, Blkman, None - (Spectrum) Octave Analysis: FFT, 1/24, 1/12, 1/6, 1/3, 1, Calc Method: Max, Ave - (Spectrogram) Display Duration: 5–30 seconds, Display Range: -60 to -150 dB [Transcription screen] (* Available on iOS 26 or later.) Transcribes speech in the selected audio file. The results are divided into recognized speech segments and displayed in cells with their start times. Tap a cell to move to that position. Swipe left on a cell to copy its text. ================================================ [Note] This app can't add songs of the following formats. - Songs from Apple Music, iCloud, iTunes Match - Songs that are protected by digital copyright (DRM) ================================================

About

うたともノート

Features
Read full description

「うたともノート」は、カラオケで歌った曲とスコアを、気軽に残して振り返れる記録アプリです。 ■ できること ・歌った曲、アーティスト、スコア、キー、歌唱日、メモを記録 ・DAM/JOYSOUNDなど、利用した機種も記録 ・曲ごとのスコア推移を確認 ・マイリストで歌いたい曲を整理 ・ルームを作って、仲間と歌った記録を共有 ■ Proプラン Proプランでは、曲別成長記録、日別スコア、よく歌う曲などの分析機能を利用できます。 カラオケの思い出も、少しずつ伸びるスコアも。 うたともノートで、自分だけの歌の記録を育てよう。 利用規約(Apple標準EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Audio File Analyzer4 screens
うたともノート4 screens

Verdict

The call

The clearest difference is ads: うたともノート at none against Audio File Analyzer's shown. うたともノート also leads on update cadence (every 2 days vs every 10 days) and iOS requirement (15.1 vs 18.0). On price, 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

Both are free to download. Audio File Analyzer sells 1 one-off in-app purchase and うたともノート sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Audio File Analyzer ships an update every 10 days, うたともノート every 2 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

Scorecard3 real differences · 6 level
Audio File Analyzer versus うたともノート: the parameters behind the verdict, then further details
ParameterAudio File Analyzerうたともノート
PriceFreeFree
Rating4.5 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 10 daysEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.015.1 — better
Further details — not scored
Size6 MB39 MB
Age rating4+4+
DeveloperLoop-Sessions.LLC.Takumi Morikawa

In-app purchases

1 purchases

Audio File Analyzer

One-time1
  • Pro (Remove ads, High-Res analysis)$10.99
2 purchases

うたともノート

Subscriptions2
  • うたともノート Pro(月額)$2.991 Month
  • うたともノート Pro(年額)$29.991 Year

Questions

Is Audio File Analyzer free?
Audio File Analyzer is free to download, with in-app purchases available.
Is うたともノート free?
うたともノート is free to download, with in-app purchases available.
Do Audio File Analyzer or うたともノート have ads?
Audio File Analyzer shows ads; うたともノート does not.
Which is updated more often, Audio File Analyzer or うたともノート?
Audio File Analyzer ships an update every 10 days, and うたともノート every 2 days. Most recently, Audio File Analyzer was updated on October 28, 2026 and うたともノート on October 29, 2026.

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