Comparison

Ampero Control vs Vocal Remover, Audio Extractor

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

Head to head
About

Ampero Control

This app simplifies the setup and control of a Bluetooth MIDI controller. Easily manage presets, effects, and MIDI messages with a clean interface and pre-made or custom templates. Take full command of your musical gear without complex menus.

Highlights
  • Easy-to-use UI for MIDI controller setup
  • MIDI template management for presets and effects
  • Save and customize your own MIDI templates
  • Control MIDI messages via footswitches and expression pedals
  • On-the-fly controller adjustments
  • Supports standard, USB, and Bluetooth MIDI
Features
Read full description

● Easy-to-use UI We believe a lot of people have been suffering from setting up a MIDI controller. Now we offer you this smart app to setup your Ampero Control with a clean, straight forward user interface. With this, you can take fully control of your unit like a walk in the park. No complex menus and matrixes anymore! ● MIDI Template In the app we offer you several templates for you to achieve essential/advanced controlling of your musical gear: Select a footswitch, load a template and you’re ready to change presets, turn on/off effects, etc. You can also save your own templates and write notes on them. ●About Ampero Control Ampero Control is a compact, sturdy, fully programmable Bluetooth MIDI controller, that gives musicians flexible MIDI-based control via MIDI port, USB jack and Bluetooth. It features 4 footswitches, with each footswitch, you can send up to 16 different MIDI messages by different actions. You can also attach expression pedals or more footswitches to your Ampero Control depending on your needs. Furthermore, a dedicated smart mobile app lets you take control of every detail of your Ampero Control without any confusion. ● Features • Compact, smart 4-footswitch Bluetooth MIDI controller • Supports standard MIDI, USB MIDI and Bluetooth MIDI input/output/thru • Sending/transferring MIDI messages to separated/combined MIDI outputs • Send max. 16 MIDI messages by one footswitch (32 for A/B groups) • 100 banks (each bank includes 4 footswitches settings, 2 CTRL/EXP jack settings and more) • Different footswitch triggering actions for flexible switching and various uses • Dedicated mobile app lets you easily set your controller on the fly • 2 CTRL/EXP TRS jacks for adapting external footswitches/expression pedals • 3-digit LED for MIDI message info and Bluetooth connection status display • DC 9-18V or 5V USB bus power supply

About

Vocal Remover, Audio Extractor

This app uses AI to remove vocals and instruments from songs and videos. It also allows for audio extraction, conversion between formats, and precise audio trimming. Create karaoke tracks, remix music, and edit audio files with ease.

Highlights
  • AI-driven vocal and instrument removal
  • Extract audio from videos
  • Convert audio to MP3 and other formats
  • Trim and cut audio files precisely
  • Merge audio files
  • Create karaoke tracks
Features
Read full description

Do you need application for trim audio, convert audio, convert video to mp3, vocal remover, music remover, audio extractor, mp3 converter, merge audio files and etc? We can help you with this. All these features in one application. Revoicers is a cutting-edge mobile application that empowers you to take control of your music and video experience like never before. With its powerful AI-driven technology, this app allows you to remove vocals and instruments from any song or video effortlessly. Key Features that Will Delight You: - Vocal Remover: Unleash your creativity with Revoicers' advanced vocal remover. Say goodbye to vocals and remove vocals to immerse yourself in the pure instrumentals of your favorite tracks. - Audio Extractor: Extract piano sound for practicing piano and singing! - Remove vocals, practice singing with backing track! - Remove drums, remove bass, remix guitar and other tracks! - Easily create songs or mix audio tracks! - Create song for karaoke or convert song to karaoke! Convert video to audio: - Convert Audio: Revoicers acts as a versatile audio converter, allowing you to convert audio files to different formats effortlessly. - MP3 Converter: Convert audio files to the universally compatible MP3 format with ease. Revoicers supports various audio formats, ensuring smooth playback on any device. For example, you can easily convert MP3 to WAV - Video to MP3 Converter. Do you want to convert MP4 to MP3? Convert your favorite video clips into MP3 audio tracks effortlessly using Revoicers' MP4 to MP3 conversion. Easily to cut audio and trim music: - Trim Audio: Precision audio editing made simple. Trim and cut audio files using Revoicers to keep only what you need and create your personalized audio clips. - MP3 Cutter: Refine your MP3 files by cutting out unwanted segments with Revoicers' intuitive MP3 cutter. - MP3 Trimmer: Easily trim your MP3 files and create personalized audio clips with Revoicers' intuitive MP3 trimmer. Revoicers takes your audio experience to the next level with its powerful features. Whether you're an aspiring musician, content creator, or an audio enthusiast, this app is your gateway to limitless possibilities. Use the vocal remover to dive into pure instrumentals, or the music remover to customize your audio mix. Extract audio from videos effortlessly with the audio extractor and convert audio files to various formats using the MP3 converter. Trim and cut audio files with precision using the mp3 cutter and mp3 trimmer. Convert video to MP3 with the video to mp3 converter and enjoy your favorite soundtracks independently. Revolutionize your audio world now. -In addition, you can merge or join mp3 or any audio files together in one file. Upgrade to Premium and unlock a world of possibilities! Here's what awaits you: 1) Karaoke Creation and Recording: Unleash your creativity on center stage. Record your own tracks, bringing your musical vision to life and showcasing your unique talent to the world. 2) Ad-Free Experience: Say goodbye to interruptions and distractions. 3) Expanded Instrumentation: Dive deeper into your compositions with our expanded instrument selection. With access to five instruments, you'll have a broader palette to craft rich, layered melodies that truly resonate with your audience. 4) Extended File Duration: Premium users benefit from increased file duration, allowing you to compose and share tracks with greater complexity and depth. 5) Amplified File Size: With an increased file size, you can incorporate more intricate arrangements, detailed soundscapes, and expressive performances, making your compositions truly stand out. 6) Merge audio files maximum 5 files Free: 1) Vocals, drums, and bass instrument isolation 2) Standard processing queue 3) 3 minute duration (per file) 4) 50 MB file size (per file) 5) Merge audio files maximum 2 files For Terms and Conditions, Privacy Terms https://revoicers.com/terms/ https://revoicers.com/privacy/

Screenshots

Ampero Control4 screens
Vocal Remover, Audio Extractor4 screens

Verdict

The call

The clearest difference is rating: Vocal Remover, Audio Extractor at 4.0 against Ampero Control's 1.8. Vocal Remover, Audio Extractor also leads on update cadence (monthly vs every 14 months). Ampero Control's advantage is in-app purchases (none vs 3) and review sentiment (13% vs 0%). On price, ads 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. Vocal Remover, Audio Extractor sells 3 in-app purchases, starting at $1.99 per 7 days. Ampero Control asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Vocal Remover, Audio Extractor holds the better App Store score, 4.0 against 1.8. That said, the two scores are not equally well evidenced: Ampero Control has 59 ratings behind it against 9, so its average is the more settled of the two. Written reviews complicate that: 13% of Ampero Control's written reviews are positive against 0% of Vocal Remover, Audio Extractor's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Ampero Control ships an update every 14 months, Vocal Remover, Audio Extractor monthly. The most recent releases landed on July 27, 2026 and July 8, 2026 respectively.

Scorecard7 real differences · 3 level
Ampero Control versus Vocal Remover, Audio Extractor: the parameters behind the verdict, then further details
ParameterAmpero ControlVocal Remover, Audio Extractor
PriceFreeFree
Rating1.8 (59 ratings)4.0 (9 ratings) — better
Positive reviews13.0% of reviews — better0.0% of reviews
Number of ratings59 — better9
Update frequencyEvery 14 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size38 MB64 MB
Age rating4+4+
DeveloperHotoneSerhii Yehorov

Customer experience

Ampero Control

All ratings17 ratings
Positive41.2%
Neutral17.6%
Negative41.2%
Written reviews69 reviews
Positive13.0%
Neutral13.0%
Negative73.9%

Vocal Remover, Audio Extractor

All ratings9 ratings
Positive77.8%
Neutral0.0%
Negative22.2%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Ampero Control

No in-app purchases

3 purchases

Vocal Remover, Audio Extractor

Subscriptions3
  • Weekly subscription$1.997 Days
  • Monthly subscription$2.991 Month
  • Annual subscription$24.991 Year

Questions

Is Ampero Control free?
Ampero Control is free to download, with no in-app purchases.
Is Vocal Remover, Audio Extractor free?
Vocal Remover, Audio Extractor is free to download, with in-app purchases available.
Which has better reviews, Ampero Control or Vocal Remover, Audio Extractor?
Vocal Remover, Audio Extractor is rated higher. Ampero Control averages 1.8 out of 5 from 59 ratings, while Vocal Remover, Audio Extractor averages 4.0 from 9 ratings.
Do Ampero Control or Vocal Remover, Audio Extractor have ads?
Neither Ampero Control nor Vocal Remover, Audio Extractor shows ads.
Which is updated more often, Ampero Control or Vocal Remover, Audio Extractor?
Ampero Control ships an update every 14 months, and Vocal Remover, Audio Extractor monthly. Most recently, Ampero Control was updated on July 27, 2026 and Vocal Remover, Audio Extractor on July 8, 2026.

Other comparisons