GP Tone Builder vs PresetSwitcher
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GP Tone Builder
This app uses AI to analyze the guitar or bass tone of any song and create playable patches for your Valeton multi-effects processor. It isolates tracks, analyzes spectral features, and maps tones to your device's effects via Bluetooth.
- AI tone analysis for guitar and bass
- Bluetooth patch transfer
- Song audio separation
- Multi-section tone mapping
- Direct hardware integration
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GP Tone Builder uses AI to analyze the guitar and bass tone of any song and map it directly to the effects and parameters on your Valeton multi-effects processor. Search for a song, pick guitar or bass, and the app does the rest — from audio separation to tone analysis to sending the patch straight to your device over Bluetooth. HOW IT WORKS 1. Enter a song name and select Guitar or Bass. 2. The app downloads the audio and isolates the guitar or bass track using AI-powered stem separation. 3. Advanced audio analysis extracts spectral features, detects the key, and identifies distinct tone sections — clean intros, overdriven verses, distorted choruses, and more. 4. AI maps the analyzed tone to the exact effects, amp models, and parameter values available on your Valeton processor. 5. Send the patch to your device instantly via Bluetooth Low Energy. DETAILED TONE ANALYSIS Every song is broken down into multiple tone sections, so you get a patch for each part of the song, not just a single average. CHOOSE YOUR SIGNAL CHAIN Build every patch around a full amp head and cabinet, or around SnapTone captures — switch between Amp+Cab and SnapTone before you analyze, and the whole chain is built for the one you chose. DOWNLOAD AND KEEP YOUR PATCHES Save any patch as a preset file to your device. Load it later, keep a library of your favourites, or transfer it however you like — the patch is yours once it's built. BUILT FOR YOUR VALETON HARDWARE GP Tone Builder uses the same effects, amp models, and parameter ranges as the official Valeton firmware. Every patch is built from the ground up for the specific processor you own. BLUETOOTH CONNECTIVITY Pair your processor and send patches directly from the app. No cables, no file transfers, no manual entry. SUPPORTED DEVICES - Valeton GP-5 - Valeton GP-50 - Valeton GP-150 - Valeton GP-180 SUBSCRIPTION Try free with 3 song analyses. Continue with $29.99/year for unlimited access. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.bouharb.com/privacy.html
PresetSwitcher
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PresetSwitcher gives you simple, direct control over your Bluetooth modeling guitar amp. It supports modeling amps that accept MIDI commands for preset switching. Since the app is free, simply give it a try with your amp... Switch your amp presets directly from your iPhone or iPad. With optional footswitch support, you can control your amp hands-free while playing using a compatible Bluetooth MIDI footswitch. FEATURES • Switch presets directly Quickly toggle between your configured amp presets using large, clear buttons. • Bluetooth MIDI footswitch Control your amp while playing without needing to reach for your iPhone or the amplifier itself. • MIDI Learn Map your footswitch buttons to your presets and customize controls to suit your playing style. • Flexible button assignment Configure the preset buttons to match your specific setup. • Portrait and landscape modes Use PresetSwitcher comfortably on both iPhone and iPad. Footswitch support is available as a one-time in-app purchase. PresetSwitcher was designed for use with compatible Bluetooth modeling amps and Bluetooth MIDI footswitches. I have personally tested it with the following amps: SPARK GO, SPARK MINI, and VALETON GP-5.
Screenshots
Verdict
The clearest difference is in-app purchases: PresetSwitcher at none against GP Tone Builder's 1. GP Tone Builder's advantage is iOS requirement (15.0 vs 17.6). 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
Both are free to download. GP Tone Builder sells 1 in-app purchase, starting at $29.99 per year. PresetSwitcher asks for nothing beyond the download.
| Parameter | GP Tone Builder | PresetSwitcher |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 16 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | aziz bou harb | Stefan Arnhold |
In-app purchases
GP Tone Builder
- Unlimited Access$29.991 Year
PresetSwitcher
No in-app purchases
Questions
Is GP Tone Builder free?
Is PresetSwitcher free?
Do GP Tone Builder or PresetSwitcher have ads?
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