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Async

AI audio and video creation suite — formerly Podcastle — for recording, editing, transcription, voice cloning, and dubbing

Async is the AI audio and video suite formerly called Podcastle, rebranded in January 2026. The free Basic tier records unlimited local audio but caps video at 720p with a watermark. Essentials runs $14.99/month ($11.99 annual) for lossless 4K exports; Pro is $24.99/month and adds Revoice voice cloning and 25 hours of monthly transcription. Best for solo creators producing podcasts and short-form video.

Verified JUL 15, 2026 FREEMIUM Live
Screenshot of Async

What is Async?

Async is an AI-powered content-creation suite for recording, editing, and repurposing audio and video. It launched as Podcastle and rebranded to Async on January 28, 2026, when the company expanded beyond podcasting into a broader audio, video, and voice platform. The core is a browser-based recording studio that captures each participant on a separate local track — up to 4K video and lossless WAV audio on paid plans — so remote interviews come out at production quality without a dedicated recording rig. Accounts, projects, and pricing carried over from Podcastle unchanged, and the old podcastle.ai domain now redirects to async.com.

On top of recording, Async layers AI editing: noise cancellation, silence and filler-word removal, transcription (up to 25 hours a month on Pro), text-to-speech voices, and Revoice, a voice-cloning feature that lets you fix a misspoken line by editing the transcript instead of re-recording. It also handles video translation and dubbing into other languages, auto-generated subtitles, and one-click repurposing of long recordings into short vertical clips. For developers, the Async Voice API exposes the same low-latency voice models for building voice-enabled apps. AI features are metered by a monthly credit pool that scales with each tier.

Who is it for?

Async fits creators who record talk-based content — podcasts, interviews, video essays, courses — and want recording, cleanup, transcription, and clip production in one place rather than stitching together a recorder, a DAW, and a separate captioning tool. The free Basic tier is enough to try the studio, but watermarks, a 720p cap, and lifetime-limited AI credits mean serious use starts at Essentials or Pro.

  • Solo podcasters and video creators who record remote interviews and want studio-quality local tracks without extra hardware.
  • Marketing and content teams repurposing one recording into clips, subtitles, and dubbed versions for multiple channels and languages.
  • Course creators and educators who need long-form transcription and text-based audio editing to fix mistakes quickly.
  • Developers who want to embed human-like AI voices in their own apps through the Async Voice API.

How much does Async cost?

Starting price: $14.99/mo · Free tier: yes · Model: freemium

Pricing verified JUL 15, 2026

Price history tracked from June 2026

Async pricing tiers, verified against the official pricing page
Plan Price Includes
Basic Free Unlimited local audio recording (160kbps MP3) · Video recording capped at 720p with watermark · 1 hour of transcription (lifetime) · 10 lifetime AI credits, 2GB storage, 1 export · No credit card required
Essentials $14.99/mo $11.99/mo billed annually (~20% off) · Lossless WAV audio and up to 4K video, no watermark · 10 hours of transcription per month · AI text-to-speech voices and noise cancellation · 450 AI credits/month, 20GB storage · Formerly named the Storyteller plan
Pro $24.99/mo $19.99/mo billed annually (~20% off) · Revoice voice cloning — edit audio by editing text · 25 hours transcription, 20 hours video recording per month · AI video tools, dubbing, filler-word removal, episode summaries · 1,200 AI credits/month, 120GB storage
Teams Custom Producer Mode and multi-host collaboration · Centralized billing and project permissions · 100 hours transcription, unlimited recording studios · 3,000 AI credits per user, 1TB storage
Business Custom Customizable features and credit limits · Dedicated support and custom onboarding · Async Voice API access for developers

What are Async's key features?

  • Browser-based multi-track recording studio with separate local tracks per participant
  • AI transcription up to 25 hours per month on the Pro plan
  • Revoice voice cloning — correct audio mistakes by editing text
  • Text-to-speech AI voices with large monthly character allowances
  • AI dubbing and video translation into multiple languages
  • Auto-generated subtitles, short-form clips, and thumbnails
  • AI noise cancellation, silence removal, and filler-word cleanup
  • Async Voice API for developers building voice-enabled apps

What people use Async for

  1. 01 Recording remote podcast interviews with each participant on a separate local track up to 4K
  2. 02 Cleaning up recordings with AI noise cancellation, silence removal, and filler-word detection
  3. 03 Cloning your voice with Revoice to fix a misspoken line by editing the transcript instead of re-recording
  4. 04 Translating and dubbing videos into other languages with multilingual AI voices
  5. 05 Repurposing long recordings into short vertical clips with auto-generated subtitles and thumbnails

Pros and cons

Pros and cons of Async
Pros Cons
Genuinely free-forever Basic tier with unlimited local audio recording and no credit card The official pricing page renders tiers via JavaScript and hid prices on fetch, so the amounts here are corroborated from third-party sources and may drift — confirm at checkout
Combines recording, editing, transcription, voice cloning, and video repurposing in one subscription instead of separate tools The January 2026 Podcastle-to-Async rebrand can confuse users; old podcastle.ai links redirect, and the entry paid tier was renamed from Storyteller to Essentials
Annual billing cuts roughly 20% off each paid plan (two months free) Free Basic tier is heavily capped: 720p watermarked video, a single export, 160kbps audio, and lifetime (not monthly) AI credits
Revoice and text-based audio editing cut re-record time for fixing mistakes AI features run on a monthly credit pool that can run out mid-month on heavy dubbing or video generation

What are the best Async alternatives?

See all Async alternatives →

How people make money with Async

  • Produce and edit client podcasts end-to-end — record remotely in studio quality, clean audio with AI noise removal, and deliver lossless exports without buying a separate DAW
  • Offer localized video and podcast dubbing — turn one recording into multiple language versions with AI voice translation and charge a per-language delivery fee

Frequently asked questions

Is Async the same as Podcastle?

Yes. Podcastle rebranded to Async on January 28, 2026, as the product expanded beyond podcasting into a broader audio, video, and voice platform. Accounts, projects, pricing, and billing carried over unchanged, and podcastle.ai now redirects to async.com.

Is Async free?

Yes. The Basic plan is free forever with no credit card required. It includes unlimited local audio recording, but video exports are capped at 720p with a watermark, transcription is limited to 1 hour lifetime, and you get 10 lifetime AI credits and a single export.

How much does Async cost?

Paid plans are Essentials at $14.99/month ($11.99/month billed annually) and Pro at $24.99/month ($19.99/month annually). Teams and Business are custom-priced. Note these figures come from third-party sources because the official pricing page loads prices via JavaScript.

Does Async do voice cloning?

Yes. The Pro plan includes Revoice, a voice-cloning feature that lets you fix a misspoken line by editing the transcript rather than re-recording. Pro also adds AI dubbing so recordings can be translated into other languages using AI voices.

Can Async record remote podcast interviews?

Yes. Async records each participant on a separate local track through a browser-based studio, capturing up to 4K video and lossless WAV audio on paid plans. This produces production-quality results for remote interviews without dedicated recording hardware.

Does Async have an API?

Yes. The Async Voice API gives developers low-latency, human-like voice models for building voice-enabled applications. It launched alongside the rebrand as part of Async's push to serve developers as well as creators and marketing teams.