Side by side
Async vs Creen
Both stand on ai sound effect generators. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIiPhoneWeb
Async combines chat-based video editing with audio cleanup, clip creation and remote recording. The free plan has defined credit, upload and export limits, and mobile availability is listed for iOS only.
Visit Async
Free plan AndroidiPhoneWeb
Creen offers prompt-driven sound generation with several audio tools and reusable favorites. It is a fit for users comfortable directing output through descriptive language rather than reference audio.
Visit CreenThe facts
| Async | Creen | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, iPhone, Web | Android, iPhone, Web |
| Lowest paid plan | Free or on request | PLUS: $6 a month |
| Plans published | 5 | 5 |
| Maker | Not published | Not published |
| Website | async.com | creen.ai |
| On ai sound effect generators | #1 of 29 | #3 of 29 |
Async: what it does well
- Edits video through chat
- Magic Dust reduces background noise
- Remote interviews support up to 10 participants
- Free plan includes 2 GB storage
What to know first
- No Android version is listed
- Free plan exports up to 720p
- AI credits reset each billing cycle
Creen: what it does well
- Generates multiple sound-effect takes per request
- Prompt controls include mood and microphone perspective
- Supports video-aware audio, ambience, and AI music
- Audio can be exported and favorites saved
- Free plan is available
What to know first
- Reference-audio uploads are not supported
- Output steering relies on prompts and model choice