Comparison

Helio Sequencer vs Audio Atelier

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

Head to head
About

Helio Sequencer

A free and open-source music sequencer designed for hobbyist composers, game developers, and indie artists. Comprehensive documentation is available to help users get started with its features.

Highlights
  • Open-source music sequencer
  • Aimed at hobbyist composers
  • Supports game developers
  • For indie artists
  • Includes documentation
Features
Read full description

Helio is a free and open-source music sequencer aimed at hobbyist composers, game developers, and indie artists. Follow the documentation to get started: https://docs.helio.fm

About

Audio Atelier

This app offers a comprehensive suite of tools for analyzing and restoring audio recordings. It allows users to examine sound using waveforms and spectrograms, combine multiple audio files, and apply professional restoration techniques to reduce noise and other distractions. The interface is designed for both quick listening and detailed audio work on phones and tablets.

Highlights
  • Audio analysis with waveforms and spectrograms
  • Combine multiple audio recordings
  • Noise, hum, and echo reduction
  • Customizable processing controls
  • Interactive timeline for comparison
  • Meeting transcription and summarization
  • Flexible audio export options
Features
Read full description

Transform everyday recordings into clearer, more useful audio with Sound Analysis—an elegant workspace for listening, analyzing, combining, and restoring sound on your Phone and Tablet. Whether you are reviewing a meeting, improving a voice recording, investigating a suspicious sound, or examining long-term monitoring files, Sound Analysis brings playback, analysis, and restoration tools together in one streamlined experience. KEY FEATURES • Audio Analysis Explore recordings using waveforms, spectrograms, loudness data, and detected problem markers. Identify areas requiring closer attention before making adjustments. • Suspicious Sound Examination Examine unusual sounds captured during extended monitoring. Navigate to specific moments, listen repeatedly, and use analysis tools to better understand what was recorded. • Long-Term Monitoring Review Review recordings collected over extended periods and focus on the moments that matter most. • Combine Multiple Recordings Select multiple audio files or a folder and play them as one continuous recording. Visible boundaries identify each source on the merged waveform. Files from subfolders can also be included. • Professional Restoration Studio Reduce noise, hum, reverberation, echo, and other distractions through a flexible, stage-based workflow without modifying the original file. • Custom Processing Controls Fine-tune restoration settings, create a noise profile from selected background noise, compare results, undo changes, or reset the workflow. • Interactive Timeline Navigate accurately and compare original and processed audio using waveform and spectrogram views. • Meeting Analysis Record or import meetings, then create a transcript and tailored summary. • Convenient Audio Playback Listen to individual files or folders using playback, sorting, speed, shuffle, repeat, and navigation controls. • Flexible Export Export original, processed, or both versions with configurable format, sample rate, bit depth, bitrate, channels, normalization, and true-peak settings. • Designed for Phone and Tablet Enjoy a polished interface for quick listening and detailed analysis on a larger screen. Sound Analysis is designed for creators, professionals, students, researchers, journalists, educators, monitoring specialists, property owners, and anyone who wants to understand recorded sound more clearly. Its approachable interface welcomes beginners, while detailed controls support careful audio work. From the first listen to final export, Sound Analysis helps you uncover details, investigate unusual sounds, and improve clarity. IMPORTANT NOTICE Sound Analysis is a general-purpose audio analysis and restoration tool. It assists with examining suspicious sounds but does not provide legally conclusive identification, authenticated forensic evidence, professional surveillance, or expert conclusions. Results may be affected by recording quality, background noise, device limitations, processing settings, and user interpretation. The app does not replace qualified forensic, legal, security, medical, or emergency professionals. Do not rely on it as the sole basis for legal proceedings, safety decisions, accusations, or emergency action. Users are responsible for ensuring that recording, importing, analyzing, storing, sharing, and exporting audio complies with applicable laws, privacy requirements, consent rules, copyrights, and third-party rights. Never record private conversations without consent required by local law. To the fullest extent permitted by law, the developer is not responsible for decisions, conclusions, losses, disputes, or damages resulting from reliance on the app’s analysis, processing, or user interpretation. Retain original recordings and seek qualified assistance when accuracy or legal validity is important.

Screenshots

Helio Sequencer3 screens
Audio Atelier4 screens

Verdict

The call

The clearest difference is price: Helio Sequencer at Free against Audio Atelier's $6.99. Helio Sequencer also leads on ratings volume (13 vs 1) and iOS requirement (11.0 vs 18.6). Audio Atelier's advantage is rating (5.0 vs 4.4). 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

Helio Sequencer is free to download; Audio Atelier costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Audio Atelier holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Helio Sequencer has 13 ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 5 level
Helio Sequencer versus Audio Atelier: the parameters behind the verdict, then further details
ParameterHelio SequencerAudio Atelier
PriceFree — better$6.99
Rating4.4 (13 ratings)5.0 (1 ratings) — better
Positive reviews85.7% of reviews—
Number of ratings13 — better1
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better18.6
Further details — not scored
Size7 MB8 MB
Age rating4+4+
DeveloperPeter RudenkoMikolaj Adamowicz

Customer experience

Helio Sequencer

All ratings13 ratings
Positive84.6%
Neutral0.0%
Negative15.4%
Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

Audio Atelier

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Helio Sequencer

No in-app purchases

None

Audio Atelier

No in-app purchases

Questions

Is Helio Sequencer free?
Helio Sequencer is free to download, with no in-app purchases.
Is Audio Atelier free?
Audio Atelier costs $6.99, with no in-app purchases.
Which has better reviews, Helio Sequencer or Audio Atelier?
Audio Atelier is rated higher. Helio Sequencer averages 4.4 out of 5 from 13 ratings, while Audio Atelier averages 5.0 from 1 ratings.
Do Helio Sequencer or Audio Atelier have ads?
Neither Helio Sequencer nor Audio Atelier shows ads.

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