ThermVoltGe vs EQ Ear
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.
EQ Ear
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Most producers learn to see a mix before they can hear one. EQ Ear works the other way round. Every question is audio first. You hear a loop, you make a call, and you find out exactly how close you were โ in hertz and decibels. FIVE WAYS TO LISTEN EQ โ Move four faders until your curve locks onto the track. Bass, low-mid, high-mid, treble. Compare โ Two mixes, one band moved. The sliders are locked, so you diagnose by ear alone: which band, and was it boosted or cut? Pinpoint โ Forget four broad bands. Name the exact frequency, from 125 Hz to 8 kHz, on a logarithmic scale that shows you where each one really sits. Tempo โ Drum loops from 60 to 200 BPM. Tap along, read your pulse, lock your internal clock before you open the DAW. Recall โ Hear a take. Five seconds of silence. Hear it again. Did the tone change, or is your memory filling in the gaps? A PATH, NOT A QUIZ 900+ questions across nine categories of music. Every lesson mixes three of the five modes, so you never settle into one kind of listening. Start with First Training โ four bands, no genre, nothing to memorise. Then move into vocals, guitar, piano, pop, electronic, rock, classical, jazz and hip-hop. Each one carries its own frequency problems: sibilance in a vocal, mud in a guitar, sub weight in an 808. SEE EXACTLY WHAT YOU MISSED Getting it wrong is the lesson. After every round you see your curve drawn against the track, band by band, with the hertz and decibels you were off by. Then you can play the loop again with the correct EQ applied and hear the difference you could not hear a minute ago. Retrying a lesson is always free. Take a level as many times as you need. SURVIVAL MODE When you want to stop studying and start competing: all five modes, every category, endless. Speed feeds your score, one miss ends the run, and your best resets every week. BUILT FOR EARS THAT WORK Four bands mapped to real ranges โ 20-250 Hz, 250-500 Hz, 500 Hz-4 kHz, 4-20 kHz โ colour-coded everywhere in the app so the map stays in your head. Clean filters, seamless A/B switching with no click, and loops that keep running while you decide. Practice mode lets you pull any single mode out of the lessons you have finished and drill it on its own. Weak on tempo? Run tempo only. Streaks, XP and ranks track the long game, from Tin Ear upward. WHO IT IS FOR Producers and mixing engineers who want faster decisions. Musicians who want to hear what an engineer hears. Anyone who has stared at an EQ curve wondering whether they are fixing the sound or just moving it. No theory. No notation. No prior training. PASSES AND PLUS Passes open new lessons. You start with ten and get more every day, so you can work through the app for free at a steady pace. EQ Ear Plus removes the limit: every category, every lesson, unlimited Survival runs, no waiting. The full tutorial is free and always will be. Headphones or monitors strongly recommended. Phone speakers cannot reproduce the low end, and the low end is half the training. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://eqear.candevecioglu.com/support.html Terms of Use: https://eqear.candevecioglu.com/terms.html Privacy Policy: https://eqear.candevecioglu.com/privacy.html
Screenshots
Verdict
The clearest difference is update cadence: EQ Ear at every 8 days 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 EQ Ear sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
ThermVoltGe ships an update every 2 months, EQ Ear every 8 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.
| Parameter | ThermVoltGe | EQ Ear |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 8 days โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 28 MB | 142 MB |
| Age rating | 4+ | 9+ |
| Developer | Shoma Kondo | Can Devecioglu |
In-app purchases
ThermVoltGe
- ThermVoltGe Full Version$4.99
EQ Ear
- Monthly Plus$7.991 Month
- Yearly Plus$34.991 Year
Questions
Is ThermVoltGe free?
Is EQ Ear free?
Do ThermVoltGe or EQ Ear have ads?
Which is updated more often, ThermVoltGe or EQ Ear?
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