ThermVoltGe vs Pathfinder Sketch
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
ThermVoltGe
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ThermVoltGe is a character-focused germanium distortion processor for iPhone and iPad. Use it as a standalone audio app or insert the included AUv3 effect in a compatible host such as GarageBand. Its nonlinear core is built around an OA91-style germanium-diode architecture. A low forward-voltage threshold, asymmetric conduction, temperature dependency, battery sag, and supply-voltage interaction create early compression and a soft, rounded clipping response. FEATURES - OA91-style germanium diode clipping - Temperature-dependent nonlinear response - Battery sag and supply-voltage control - Instrument and line input modes - Boost stage - Adjustable gain, high-pass filter, tone, drive, and output - 2x and 4x oversampling modes - Standalone iOS/iPadOS app - AUv3 audio effect for compatible hosts TRY BEFORE UNLOCKING The app provides 10 minutes of full-featured active use. Demo time advances only while the standalone app or AUv3 effect is actively being used. After the allowance is used, audio processing is disabled for 24 hours. A one-time, non-consumable In-App Purchase unlocks unlimited use in both the standalone app and AUv3 extension. Restore Purchases is available in the standalone app. Customers whose verified original app version is 1.0.2 or earlier retain full access automatically without an additional purchase. ThermVoltGe is designed for guitar, bass, synthesizers, keyboards, and other sources that benefit from compressed, harmonically rich germanium drive.
Pathfinder Sketch
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Pathfinder Sketch turns your phone into a hands-on controller for the free Pathfinder plugin running on your computer โ and a full playable instrument on its own. Draw a path across a living field of glowing spheres and Pathfinder plays every sound it crosses. Pass the phone around the room and up to four people jam together on the same field, each drawing their own line in their own color. NO COMPUTER? NO PROBLEM. Tap "Try the Demo" for a complete, playable session that runs entirely on your phone โ a real drum kit scattered across the field, ready to draw through. It's the whole idea in your hand, free, with nothing to install. WITH THE FREE PATHFINDER PLUGIN: - Pair in seconds by scanning the on-screen QR code, or tap your computer from the list of sessions on your network. - Draw paths to play the plugin's field live from your phone. - Up to four players share one session โ first come, first served, with spectators promoted into open slots automatically. - Monitor the mix through your phone with headphones, streamed low-latency over your own Wi-Fi. - Everything musical stays on your local network. Nothing about your sessions is sent anywhere. TRY FREE, THEN UNLOCK: Sketch is free to download and comes with a 7-day trial of the full performance suite. A one-time Pro unlock ($19.99, no subscription) keeps arp and gate, scenes, TURNS mode, and unlimited patterns โ and it's shared with your whole Family Sharing group. Get the free Pathfinder plugin for macOS and Windows at audiotechhub.com. No accounts. No ads. Your jam never leaves your own network.
Screenshots
Verdict
The clearest difference is update cadence: Pathfinder Sketch at weekly against ThermVoltGe's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. ThermVoltGe sells 1 one-off in-app purchase and Pathfinder Sketch sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
ThermVoltGe ships an update every 2 months, Pathfinder Sketch weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | ThermVoltGe | Pathfinder Sketch |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Weekly โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad โ better | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details โ not scored | ||
| Size | 28 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Shoma Kondo | Audio Tech |
In-app purchases
ThermVoltGe
- ThermVoltGe Full Version$4.99
Pathfinder Sketch
- Sketch Pro$19.99
Questions
Is ThermVoltGe free?
Is Pathfinder Sketch free?
Do ThermVoltGe or Pathfinder Sketch have ads?
Which is updated more often, ThermVoltGe or Pathfinder Sketch?
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