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 →
Lindy
$49.9MBuild AI assistants in minutes
Why it's similar: Shares categories with Shortwave — AI Productivity, AI Email.
💵 Free · From $50/mo
- 2View 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
- 3View 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
- 4View alternative →
Notion AI
$270MConnected AI workspace
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $8/mo
- 5View alternative →
Harvey
$2.3BThe AI platform for elite law firms.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Paid
- 6View alternative →
Genspark
$520MYour all-in-one AI workspace that puts busywork on autopilot.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Freemium · From $19/mo
- 7View alternative →
Vanta
$504MAgentic trust and compliance automation platform
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free trial
- 8View alternative →
Grammarly
$1.2BAI writing assistant for individuals and teams.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $12/mo
- 9View alternative →
Abnormal Security
$760MProtect humans with behavioral AI against phishing, social engineering, and account takeovers.
Why it's similar: Shares categories with Shortwave — AI Email.
💵 Enterprise · Contact sales
- 10View alternative →
Augment Code
$252MAI agents that understand your entire codebase, from IDE to CLI to code review.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Paid · From $20/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 →
Plaud AI
$5MAI voice recorder devices for hands-free note-taking
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Hardware · From $159/mo
- 13View alternative →
Smartling
$383MAI translation and localization platform
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
- 14View alternative →
HeyGen
$65.6MAI video platform with hyper-realistic avatars.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Free · From $24/mo
- 15View alternative →
Tines
$146.2MThe intelligent workflow platform to securely scale AI and automation, integrating agents, teams, and tools with speed and control.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
- 16View alternative →
Dust
$21MDeploy, orchestrate, and govern fleets of specialized AI agents safely connected to your company's knowledge and tools.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
- 17View alternative →
Cluely
$20.3MAI desktop overlay that listens, sees the screen, and whispers answers in real time.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Pricing not listed
- 18View alternative →
Legora
$680MCollaborative AI for exceptional lawyers, streamlining research, drafting, and review to deliver greater value.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Enterprise · Contact sales
- 19View alternative →
InVideo AI
$50MCreate publish-ready videos with a text prompt.
Why it's similar: Shares categories with Shortwave — AI Productivity.
💵 Freemium · From $20/mo
- 20View alternative →
Wordsmith AI
$30MFleets of legal AI agents that turn in-house legal teams into revenue drivers.
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 Lindy, Superhuman, Perplexity, Notion AI, Harvey. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Shortwave?
Yes — Lindy, Perplexity, Notion 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 Lindy — which is better?
It depends on use case. Lindy (Build AI assistants in minutes) is the #1-ranked alternative. See the full side-by-side at /compare/shortwave-vs-lindy-ai.
Explore more around Shortwave
Contextual paths to related AI startups, deals and rankings.