Magnetic Echo vs Groovalizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Magnetic Echo
This app offers a vintage-inspired multi-head tape delay and spring reverb effect for mobile devices. It recreates the warm echoes, ambient trails, and analog textures of classic tape echo machines, with adjustable feedback and saturation for unique soundscapes.
- Multi-head tape delay
- Spring reverb effect
- Wow and flutter simulation
- Feedback and saturation controls
- AUv3 plugin compatibility
- Dub and ambient soundscapes
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Magnetic Echo is a vintage-inspired multi-head tape delay and spring reverb effect for iPhone and iPad, built for warm echoes, ambient trails, dub feedback, and evolving analog textures. Inspired by classic tape echo machines of the 1970s, Magnetic Echo combines the movement and imperfections of magnetic tape with the flexibility of a modern AUv3 plugin. TAPE DELAY Three playback heads create layered and rhythmic repeats, from short slapback echoes to spacious multi-head patterns. SPRING REVERB A dedicated spring tank with adjustable decay and tone, for that unmistakable splashy, metallic space. WOW & FLUTTER Real tape isn't perfect — subtle pitch drift and mechanical wobble give every repeat organic character. FEEDBACK & SATURATION Push the feedback path from gentle repeats into self-oscillation, with saturation adding color and character on every pass. FROM DUB TO AMBIENT Create warm guitar echoes, psychedelic textures, washed-out ambient trails, rhythmic delays, and dub-style feedback. HOST READY Works as an AUv3 Audio Unit plugin inside AUM, Audiobus, GarageBand, Cubasis, Logic Pro for iPad, and any other AUv3-compatible host. %100 FREE No subscriptions, no in-app purchases, and no ads.
Groovalizer
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Watch your music come alive. Groovalizer turns whatever you're listening to into living, beat-reactive visuals: music on a speaker, your own songs, a party, a band. LISTEN TO ANYTHING Tap Mic on and Groovalizer follows the music around you through the microphone, while your music app keeps playing on the same phone. Or play your own songs, straight from your files. 80+ VISUALS Swipe through beat-reactive visuals built on projectM, the open-source music visualizer engine, from calm to wild, including glowing live-flame mandalas. Browse by mood (Chill, Hype, Trippy, Cosmic, Geometric, Liquid), save favourites, and let Auto-cycle move through them for you. ENDLESS FRACTALS A slow journey through real fractals: hyperbolic tilings, sphere packings, spirals, Mandelbrot and more. Each one melts into the next and changes colour with the music. Paint them with the Webb telescope's Cosmic Cliffs, one of our pictures, or your own photo. ON YOUR TV Mirror your phone to your TV and turn on TV mode: the visual fills the big screen, with the controls out of the way. Made for parties. MAKE CLIPS Record a clip of any visual with your music and save it to Photos or share it anywhere. Vertical, square or wide. MAKE IT YOURS Tune speed and sensitivity, shift the colours, add trails, set a sleep timer. Everything runs on your phone: your music, photos and recordings are never uploaded. GROOVALIZER PRO Free: 14 visuals plus a free Pro visual every day, and 15-second 720p clips. Pro: every visual, your own photos in the fractals, colour and trails, longer clips in 1080p without the watermark, and TV mode without the Groovalizer mark. Pro is an auto-renewing subscription, weekly or yearly (the yearly plan starts with a free trial). Payment is charged to your Apple ID when you confirm the purchase, or when the trial ends. The subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period, and your account is charged for the renewal within 24 hours before the period ends. You can manage or cancel it in your App Store account settings. Any unused part of a free trial ends when you buy a subscription. Terms of Use: https://groovalizer.space/mobile/terms Privacy Policy: https://groovalizer.space/mobile/privacy PHOTOSENSITIVITY WARNING Groovalizer shows moving, flashing and high-contrast visuals. If you or anyone watching has photosensitive epilepsy or is sensitive to flashing light, consult a doctor before use, and stop immediately if you feel unwell. You can slow the visuals down and reduce their intensity at any time.
Screenshots
Verdict
The clearest difference is in-app purchases: Magnetic Echo at none against Groovalizer's 2. On price, ads, device support and iOS requirement 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. Groovalizer sells 2 in-app purchases, starting at $4.99 per 7 days. Magnetic Echo asks for nothing beyond the download.
| Parameter | Magnetic Echo | Groovalizer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | — | Daily |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 1 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | Baturay Koc | Max Kucera |
In-app purchases
Magnetic Echo
No in-app purchases
Groovalizer
- Groovalizer Pro Weekly$4.997 Days
- Groovalizer Pro Yearly7 Days trial$29.991 Year









