Comparison

CVOsc vs StreetSampler

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CVOsc

Features
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Connect an Expert Sleepers ES-9, ES-8, or any class-compliant DC-coupled interface to your iOS Device, and visualize up to sixteen simultaneous channels of Control Voltage and audio — no laptop, no patch cables to a computer. See your patch • Up to 16 simultaneous channels in a paged, responsive grid • Three display modes: All (every channel), Selected (just the channels you tag), and Overlay (selected traces superimposed on a single canvas for phase and correlation work) • Per-channel range, offset, and time base, in volts for CV and normalized units for audio • Auto-trigger on zero crossing for rock-steady waveforms • Auto-fit to waveform when you just want the trace centered • Independent CV vs Audio mode per channel, with renameable identities ("VCO 1", "LFO Slow", etc.) Listen in • Built-in live monitor: route any input channel to any physical output of the interface • Monitor multiple channels simultaneously, each to its own output • Output assignments persist across sessions • Hot-plug aware — disconnect and reconnect, and CVOsc rebinds automatically Pro features (auto-renewing annual subscriptions) • Tuner — pitch detection that works on both CV pitch signals and audio. See note name and cents offset live in the pane. • Record & Playback — capture every selected channel to its own WAV file, then play recordings back through the interface. CV recordings are routed only to DC-coupled outputs; the app warns you if you try otherwise. Live monitoring and playback share the same USB pipeline, so you can play recordings while monitoring live channels at the same time. • Saved Channel Settings — every channel comes back exactly the way you left it on the next launch. • Presets — save and recall whole-rig configurations: channel names, signal types, all scale settings, monitor routings — under a single name. Each subscription is independent. Restore Purchases in Settings re-entitles anything you've previously bought on this Google account. Cancel anytime; cancellations take effect at the end of the current billing period. Hardware requirements CVOsc requires a class-compliant USB audio interface and a USB-C OTG cable. To visualize CV signals (not just audio), the interface must be DC-coupled. A powered USB hub is recommended for tablets that don't supply enough bus power. Supported DC Coupled USB Sound Cards Expert Sleepers - ES-9 (14 ch) - ES-8 (8 ch) - ES-3 (8 ch) - ES-40 (8 ch) Solid State Logic - SSL 2 MKII (2 ch) - SSL 2+ MKII (4 ch) - SSL 12 (4 ch) - SSL 18 (10 ch) - SSL ALPHA 8 (8 ch) MOTU - M2 / M4 / M6 (2 / 4 / 6 ch) - UltraLite-mk5 (10 ch), UltraLite AVB (8 ch) - 624 (6 ch), 8A (8 ch), 8M (8 ch), 10pre (8 ch), 16A (16 ch), 24Ao (24 ch) - 1248 (8 ch), 828 (8 ch), 828es (8 ch), 848 (12 ch) RME - Fireface UCX II (6 ch) Universal Audio - Apollo Twin / Twin MkII / Twin X / Twin USB / Twin X USB (4 ch) - Apollo x4 (6 ch), x6 (8 ch), x8 (10 ch), x8p (10 ch), x16 (18 ch) Native Instruments - Komplete Audio 6 MK2 (4 ch) Non-DC Coupled interfaces still work for audio I/O; they just won't pass the validator's DC-coupling check for CV playback. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://cvosc.com/privacy.html

About

StreetSampler

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THE WORLD IS YOUR SAMPLE LIBRARY StreetSampler is a sampler that turns everyday sounds into music. Record a train, a door, a voice, or the sound of the street wherever you find it. Trim and shape the sound, play it on 16 pads, and build a sequence while the inspiration is still fresh. CAPTURE FAST • Start recording instantly from the REC widget • Import audio from video • Automatically add clear, location-based titles • Create offline SHAPE YOUR SOUND • Trim intuitively with a clear waveform • Adjust pitch, speed, volume, pan, and looping • Play sounds on 16 responsive pads • Copy and rearrange pads without interrupting your flow BUILD THE BEAT • Create patterns with the built-in step sequencer • Set the BPM and save your work as a project • Automatically share recordings and projects with StreetSampler on Mac, with easy DAW import FROM STREET TO STUDIO Pair with StreetSampler on Mac to automatically sync recordings and projects over your local Wi‑Fi network. Some sync features require Pro. STREETSAMPLER PRO UPGRADE • Unlimited saved projects • Unlimited automatic sync with Mac • StreetSampler for Mac: export, drag to DAW and more with the same purchase • One-time purchase with no subscription The Free version includes recording, editing, 16 pads, sequencing, sharing, three saved projects, and 15 Wi‑Fi transfers. One purchase unlocks Pro on iPhone, iPad and Mac signed in with the same Apple Account.

Screenshots

CVOsc1 screens
StreetSampler4 screens

Verdict

The call

The clearest difference is iOS requirement: StreetSampler at 17.0 against CVOsc's 26.4. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. CVOsc sells 4 in-app purchases, starting at $0.99 per year and StreetSampler sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CVOsc ships an update every 6 weeks, StreetSampler every 2 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

Scorecard1 real difference · 5 level
CVOsc versus StreetSampler: the parameters behind the verdict, then further details
ParameterCVOscStreetSampler
PriceFreeFree
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, MaciPhone, iPad, Mac
Requires iOS26.417.0 — better
Further details — not scored
Size6 MB3 MB
Age rating4+4+
DeveloperAleph Void LLCTomocreate, Inc.

In-app purchases

4 purchases

CVOsc

Subscriptions4
  • CVOsc Annual Tuner$0.991 Year
  • CVOsc Annual Recording$0.991 Year
  • CVOsc Preset Annual$0.991 Year
Show 1 more
  • CVOsc Annual Convert To Gate$0.991 Year
1 purchases

StreetSampler

One-time1
  • StreetSampler Pro$4.99

Questions

Is CVOsc free?
CVOsc is free to download, with in-app purchases available.
Is StreetSampler free?
StreetSampler is free to download, with in-app purchases available.
Do CVOsc or StreetSampler have ads?
Neither CVOsc nor StreetSampler shows ads.
Which is updated more often, CVOsc or StreetSampler?
CVOsc ships an update every 6 weeks, and StreetSampler every 2 months. Most recently, CVOsc was updated on October 6, 2026 and StreetSampler on October 2, 2026.

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