20+ Best Alternatives to Shortwave in 2026
AI-native email built on Gmail with bundles, AI search, and chat.
Looking for an alternative to Shortwave? 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 →
Superhuman
UndisclosedThe fastest email experience ever made, with AI triage and reply.
Why it's similar: Shares categories with Shortwave — AI Productivity, AI Email.
💵 Paid · From $30/mo
- 2View alternative →
Gemini Code Assist
UndisclosedGoogle's AI code assistant — 1M token context, deeply integrated with Google Cloud
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free trial
- 3View alternative →
Harvey
$1.5BThe AI platform for elite law firms.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Paid
- 4View alternative →
Perplexity
$2.0BAI-powered answer engine delivering real-time, cited responses to complex queries.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free
- 5View alternative →
Genspark
$385MYour all-in-one AI workspace that puts busywork on autopilot.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $19/mo
- 6View alternative →
Reclaim.ai
UndisclosedAI calendar that auto-schedules tasks, meetings, and habits.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $10/mo
- 7View alternative →
Motion
UndisclosedAI calendar + project manager that auto-prioritizes your day.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free trial · From $19/mo
- 8View alternative →
Notion AI
$343MConnected AI workspace
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $8/mo
- 9View alternative →
Scribe
UndisclosedAI-generated step-by-step process documentation.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $29/mo
- 10View alternative →
Grammarly
$200MAI writing assistant for individuals and teams.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $12/mo
- 11View alternative →
Jasper
$125MAI copilot for enterprise marketing teams.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free trial · From $49/mo
- 12View alternative →
HeyGen
$65.6MAI video platform with hyper-realistic avatars.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $24/mo
- 13View alternative →
Glean
$750MWork AI for the entire enterprise
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
- 14View alternative →
InVideo AI
$35MCreate publish-ready videos with a text prompt.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Freemium · From $20/mo
- 15View alternative →
Krisp
$17.5MVoice AI for meetings with #1 noise cancellation, accent AI, translation, and AI note taker.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $16/mo
- 16View alternative →
Copy.ai
$11MAI platform for go-to-market teams.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Freemium · From $49/mo
- 17View alternative →
Adept AI
$350MAI that takes actions in any software
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
- 18View alternative →
Otter.ai
$50MAI meeting assistant for notes, summaries, and action items.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $17/mo
- 19View alternative →
Writesonic
$2.6MAI writer, editor, and SEO tool for content teams.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $16/mo
- 20View alternative →
Moveworks
$305MAI copilot for enterprise IT and HR
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
Frequently asked questions
What are the best alternatives to Shortwave?
The top-ranked alternatives to Shortwave on NeuronFeed are Superhuman, Gemini Code Assist, Harvey, Perplexity, Genspark. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Shortwave?
Yes — Perplexity, Genspark, Reclaim.ai offer a free plans. See the pricing column for each alternative above.
How is this list ranked?
We rank alternatives by shared categories with Shortwave, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.
Shortwave vs Superhuman — which is better?
It depends on use case. Superhuman (The fastest email experience ever made, with AI triage and reply.) is the #1-ranked alternative. See the full side-by-side at /compare/shortwave-vs-superhuman.
Explore more around Shortwave
Contextual paths to related AI startups, deals and rankings.