Random Sound Recorder vs SubVox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Random Sound Recorder
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‘Random Sound Recorder’ serves as a satellite application to ‘Acaan Trainer’, ‘Stack Trainer’, ‘Twice as Hard Trainer’, ‘Serial Sum Trainer’, and ‘Random Input’ which represent the single most unified set of technical learning tools for close-up magicians. These apps are available by this developer. ‘Random Sound Recorder’ allows to record sound files in caf-format (Apple Core Audio Format, caf) according to the four suits, the ace, the three court cards and values from 2 to 9. Also all numbers can be recorded to allow for the 52 positions in a deck. The created caf-files serve as sound files for the above mentioned apps. Once recorded, the sound files can be moved to their final destination in the other apps' documents folder.
SubVox
This tool allows for hands-free content extraction and action triggering using voice commands. It processes audio locally by default, with optional cloud AI integration. Privacy is a core focus, with no storage or collection of user audio or text data.
- Voice-triggered context extraction
- Custom start and stop phrases
- On-device speech processing
- Optional conversational AI
- Background mode
- Third-party integrations
- watchOS companion app
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SubVox is a voice-activated content extraction tool with optional conversational AI features, designed for creators, performers, productivity users, and anyone who needs fast, hands-free action triggers. Speak your start and stop trigger phrases, and SubVox interprets the intent — then sends it to the third-party app or integration you choose. All audio and speech recognition is performed locally on your device by default. You may optionally choose to turn on Cloud Speech AI, which additionally can use AI provider cloud models for speech to text. SubVox does not store, track, or collect audio, transcripts, or extracted text. Features • Voice-triggered context extraction • Custom start and stop phrases • On-device speech processing • Optional conversational AI using user-provided AI provider credentials • Optional background mode when the screen is off • Third-party integrations including MysterSmith, Inject, and more • watchOS companion app • Secure storage of integration and AI credentials in Keychain Privacy First SubVox does not store audio, transcripts, or extracted text. If you choose to enable conversational AI, text is sent directly from your device to the AI provider you select using your own credentials. SubVox does not receive, store, or process this data on its own servers. Your data only leaves your device when you explicitly choose to send it and only to services you authorize. For Entertainment & Personal Utility SubVox is intended for entertainment and personal utility. It is not designed for professional, legal, medical, or safety-critical use.
Screenshots
Verdict
The clearest difference is update cadence: SubVox at every 2 weeks against Random Sound Recorder's every 9 months. Random Sound Recorder's advantage is iOS requirement (11.0 vs 18.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Random Sound Recorder ships an update every 9 months, SubVox every 2 weeks. The most recent releases landed on June 6, 2026 and September 5, 2026 respectively.
| Parameter | Random Sound Recorder | SubVox |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 11.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 0 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Ralph Cos | Christopher Canfield |
In-app purchases
Random Sound Recorder
No in-app purchases
SubVox
No in-app purchases





