Studio Field vs Porthole Audio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Studio Field
This pocket sound lab offers a drum machine, bass synth, ambient synth, and microphone sampler for iPhone and iPad. It also includes a companion Mac app for managing your OP-1 Field device, allowing you to capture and shape sounds anywhere.
- Drum machine with 8 procedural voices
- Deep bass synth with ladder filter
- Ambient synth for lush pads
- Microphone sampler with iCloud sync
- Companion Mac app for OP-1 Field management
- Stereo sampling directly to OP-1 Field
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Studio Field is a powerful companion for your Teenage Engineering devices - manage, back up, transfer, organize, and preview your content from iPhone or iPad. Your purchase also includes Studio Field for Mac, with libraries and backups synced through private iCloud. Supports: • OP-1 field • OP–XY • OP-1 original • OP-Z • EP–133 K.O. II • EP–1320 medieval • EP–40 riddim • TP-7 OP-1 FIELD • Connect over USB-C • Browse, transfer and preview tapes • Full device backup and restore, synced with Mac through iCloud • Multitrack tape playback with mute, solo and tape speed • Searchable offline Field manual OP–XY • Connect over USB-C to import and send projects, samples and presets • Full backup and restore with iCloud sync • Record stereo USB audio and sync takes with Mac • Searchable offline OP–XY manual TP-7 • Connect over USB-C • Browse and manage recordings directly from iPhone or iPad • Transfer recordings between TP-7 and your Library • Full device backup and restore • Sync your TP-7 Library and backups with Mac through private iCloud OP-1 ORIGINAL • Connect over USB • Browse tape, synth, drum and album • Save content to your Library or send it back to the device • Convert original tapes to OP-1 field format • Full-disk backup and restore • Searchable offline OP-1 original manual OP-Z • Connect over USB-C • Browse projects, samplepacks, bounces and config • Save content to your Library or send it back to OP-Z • Full-disk backup and restore • Searchable offline OP-Z manual EP SERIES Dedicated support for EP–133 K.O. II, EP–1320 medieval and EP–40 riddim. • Browse and manage samples over USB • Each EP has its own Library, backups and iCloud space • Sync EP Libraries and backups with Mac LIBRARY & ICLOUD • Dedicated Library and backups for each supported device • Optional private iCloud sync across iPhone, iPad and Mac • Share tapes, albums, samples and recordings through AirDrop, Files, Mail and more STORE Discover free and premium sound packs for OP-1 field and OP–XY, created in collaboration with Colors In Space / John Gorton. • Preview packs before installing • One-click install sends every file to the correct location on your device • No need to understand folder structures or manually manage files • Save packs to your Library for later PLAYGROUND When you don’t have hardware connected, sketch ideas with the built-in Drum Machine, Bass Synth, Ambient Synth and Microphone Sampler. INCLUDED — STUDIO FIELD FOR MAC Your purchase also includes the full Studio Field for Mac — with device management, browsing and preview, backups, Libraries, Workspace, Store, Tape Club, Community and more. Direct USB features require a supported device, a data-capable USB cable, and the correct USB transfer mode on the connected device. Playground and Library features work without external hardware. DISCLAIMER Lithium ehf. is an independent developer and is not affiliated with, endorsed by or connected to Teenage Engineering. “OP-1,” “OP-1 field,” “OP–XY,” “OP-Z,” “EP–133 K.O. II,” “EP–1320 medieval,” “EP–40 riddim,” “TP-7” and “Teenage Engineering” are trademarks of their respective owners. https://studiofield.app/privacy https://studiofield.app/terms
Porthole Audio
This app captures system audio from your device and routes it into audio plug-ins. It allows you to host AUv3 plug-ins and use the app itself as an instrument within other music applications.
- Capture system audio
- Route audio to plug-ins
- Host AUv3 plug-ins
- Use as an AUv3 instrument
- Cross-app audio capture
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Porthole captures audio from other apps and sends it directly to AUv3 samplers. No screen recordings, video trimming, or file transfers required. AUv3 Hosting Open a compatible sampler inside Porthole and capture audio directly into it. AUv3 Instrument Load Porthole in AUM, Loopy Pro, GarageBand, or another compatible host. Direct Audio Capture Record audio playing in other apps without creating video files or extracting audio afterward.
Screenshots
Verdict
The clearest difference is price: Porthole Audio at $4.99 against Studio Field's $29.99. Porthole Audio also leads on in-app purchases (none vs 12). Studio Field's advantage is update cadence (every 5 days vs every 11 days) and review sentiment (63% vs 50%). On rating, ratings volume, ads and monetization model 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
Studio Field costs $29.99 and Porthole Audio $4.99 up front. Studio Field sells 12 one-off in-app purchases. Porthole Audio asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Studio Field against 5.0 for Porthole Audio. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews are what separate them: 63% of Studio Field's written reviews are positive against 50% of Porthole Audio's.
Studio Field ships an update every 5 days, Porthole Audio every 11 days. Both last shipped on October 31, 2026.
| Parameter | Studio Field | Porthole Audio |
|---|---|---|
| Price | $29.99 | $4.99 — better |
| Rating | 5.0 (5 ratings) | 5.0 (4 ratings) |
| Positive reviews | 62.5% of reviews — better | 50.0% of reviews |
| Number of ratings | 5 — better | 4 |
| Update frequency | Every 5 days — better | Every 11 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | Paid |
| Best chart rank | #191 | #81 — better |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 26.0 — better | 27.0 |
| Further details — not scored | ||
| Size | 179 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Lithium ehf | Feras Alnatsheh |
Customer experience
Studio Field
Porthole Audio
In-app purchases
Studio Field
- OP-1 Field Dust$9.99
- OP-1 Field Field Memories$9.99
- OP-1 Field Unified Field$14.99
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- OP-XY Sands of Time$14.99
- OP-1 Field Analog Classics$14.99
- OP-XY Yesterday's Machines$14.99
- OP-XY Analog Classics Pro$14.99
- OP-XY Sound In Motion$14.99
- OP-XY Memory Bloom$14.99
- OP-XY Koto Skies$14.99
- OP-XY BRISTOL$19.99
- OP-XY Memories$19.99
Porthole Audio
No in-app purchases









