20+ Best Alternatives to Async in 2026
The only AI Video Editor you need to create and edit videos effortlessly by chatting with AI.
Looking for an alternative to Async? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.
- 1View alternative →
Deepgram
$109MVoice AI platform for developers building speech-to-text, text-to-speech, and speech-to-speech products
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Free
- 2View alternative →
Hume AI
$73.9MEmpathic AI voice and emotion intelligence
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Enterprise · Contact sales
- 3View alternative →
AssemblyAI
$78MAI models for accurate speech recognition
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Freemium
- 4View alternative →
Cartesia
$65MUltra-fast voice AI for real-time applications
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Free
- 5View alternative →
Resemble AI
$9MGenerative voice AI with deepfake detection
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Paid · From $30/mo
- 6View alternative →
LMNT
UndisclosedFast, lifelike, and affordable AI text-to-speech with low-latency streaming and instant voice cloning.
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Free · From $10/mo
- 7View alternative →
Speechmatics
UndisclosedSpeech APIs powering Voice AI with low-latency speech-to-text for multilingual, multi-speaker conversations.
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Free
- 8View alternative →
Vapi
UndisclosedBuild, test and deploy voicebots in minutes rather than months
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Freemium
- 9View alternative →
Rask AI
UndisclosedAI-powered platform to translate, dub, and repurpose videos into 130+ languages
Why it's similar: Shares categories with Async — AI Video, AI Voice & Speech.
💵 Free · From $60/mo
- 10View alternative →
Synthesys
UndisclosedGenerate engaging AI videos with realistic voices and avatars, offering a complete AI content suite for scalable content creation.
Why it's similar: Shares categories with Async — AI Video, AI Voice & Speech.
💵 Free · From $20/mo
- 11View alternative →
Picovoice
UndisclosedThe only all-in-one on-device voice AI platform already deployed at scale for enterprises.
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Free
- 12View alternative →
Inworld AI
UndisclosedThe #1 ranked, most natural voice AI for production-grade applications.
Why it's similar: Shares categories with Async — AI Voice & Speech, AI Developer Tools.
💵 Enterprise · Contact sales
- 13View alternative →
Fliki
UndisclosedTransform text into stunning videos with lifelike AI voices and dynamic AI video clips.
Why it's similar: Shares categories with Async — AI Video, AI Voice & Speech.
💵 Free · From $21/mo
- 14View alternative →
Vozo AI
UndisclosedTranslate every layer of your video: voice, subtitles, lip-sync, and on-screen text
Why it's similar: Shares categories with Async — AI Video, AI Voice & Speech.
💵 Free · From $29/mo
- 15View alternative →
GitHub Copilot
UndisclosedThe world's most adopted AI code assistant — 1M+ developers inside GitHub
Why it's similar: Shares categories with Async — AI Developer Tools.
💵 Free · From $10/mo
- 16View alternative →
Bolt.new
UndisclosedFull-stack apps from a single prompt — deployed in seconds by StackBlitz
Why it's similar: Shares categories with Async — AI Developer Tools.
💵 Free · From $20/mo
- 17View alternative →
v0
UndisclosedDescribe a UI and ship it — React components from Vercel in seconds
Why it's similar: Shares categories with Async — AI Developer Tools.
💵 Free · From $10/mo
- 18View alternative →
Gemini Code Assist
UndisclosedGoogle's AI code assistant — 1M token context, deeply integrated with Google Cloud
Why it's similar: Shares categories with Async — AI Developer Tools.
💵 Free trial
- 19View alternative →
Magic
UndisclosedBuilding frontier code models to automate software engineering and research.
Why it's similar: Shares categories with Async — AI Developer Tools.
💵 Enterprise · Contact sales
- 20View alternative →
Amazon Q Developer
UndisclosedAWS-native AI coding assistant — optimized for cloud developers
Why it's similar: Shares categories with Async — AI Developer Tools.
💵 Free
Frequently asked questions
What are the best alternatives to Async?
The top-ranked alternatives to Async on NeuronFeed are Deepgram, Hume AI, AssemblyAI, Cartesia, Resemble AI. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Async?
Yes — Deepgram, Cartesia, LMNT offer a free plans. See the pricing column for each alternative above.
How is this list ranked?
We rank alternatives by shared categories with Async, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.
Async vs Deepgram — which is better?
It depends on use case. Deepgram (Voice AI platform for developers building speech-to-text, text-to-speech, and speech-to-speech products) is the #1-ranked alternative. See the full side-by-side at /compare/async-vs-deepgram.
Explore more around Async
Contextual paths to related AI startups, deals and rankings.