Async vs Riverside
A side-by-side comparison of Async and Riverside, two Audio tools, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
At a glance
| Attribute | Async | Riverside |
|---|---|---|
| Category | Audio | Audio |
| Pricing | FREEMIUM | FREEMIUM |
| License | Proprietary | Proprietary |
| Deployment | Cloud | Cloud |
| Platforms (differs) | Web, API, iOS | Web, macOS, iOS, Android |
| Model support (differs) | Self-contained (on-device) | — |
| Vendor (differs) | Async | RiversideFM |
| Capabilities (differs) |
|
|
The honest brief
Async
Bundles studio recording, AI enhancement, text-based editing, voice cloning, and dubbing in one browser tab — not just text-to-speech.
- All-in-one record, edit, and publish workflow
- Revoice fixes flubs without re-recording
- 1,000+ AI voices with multilingual dubbing
- Genuine free tier; web app is cross-platform
- Records up to 4K video and lossless audio
- No Android app — web only on Android
- Revoice quality depends on the input sample
- Advanced features gated behind paid plans
- Video editing lags dedicated competitors
Riverside
Records every participant locally in separate tracks (up to 4K), so quality survives a weak connection — unlike cloud-only recorders.
- Separate uncompressed track per guest
- Text-based and chat-based AI editing
- Auto clips, show notes, captions
- AI translation/dubbing in 30+ languages
- Local upload can be slow on weak hardware
- AI editing polish trails dedicated NLEs
- Higher tiers needed for long recordings
When to pick which
Both cover Dubbing, Audio editing, and Video editing.
Pick Async if you need Voice cloning, Speech synthesis (TTS), and Audio cleanup.
- Voice cloning (secondary capability)
- Speech synthesis (TTS) (secondary capability)
- Audio cleanup (secondary capability)
Pick Riverside if you need Transcription (STT), Subtitle generation, and Summarization.
- Transcription (STT) (secondary capability)
- Subtitle generation (secondary capability)
- Summarization (secondary capability)
Async leans on Video editing as a headline capability; Riverside treats it as secondary.
- Video editing (primary capability)
They also differ on:
- Platforms
- Web, API, iOS · Web, macOS, iOS, Android