Shortwave vs Notion AI
A 2026 side-by-side comparison of Shortwave and Notion AI — pricing, key features, platforms, API access, and the trade-offs of each, based on data collected from their official sites.

Shortwave
Automate your email with agentic AI
Notion AI
AI writing and knowledge assistant inside Notion
Tagline
Automate your email with agentic AI
AI writing and knowledge assistant inside Notion
Pricing
Rating
Platforms
API
Open source
Description
Shortwave is an AI-powered email client designed to manage, organize, search, and automate your inbox. Utilizing advanced LLMs, it offers conversational AI assistance, custom AI filters, context-aware writing in your voice, scheduling integration, email bundle triage, and secure, private team collaboration.
Notion AI drafts, summarizes, and organizes content directly in your Notion workspace.
Key features
- AI Assistant for conversational email management and delegation
- AI Search to query your email using plain natural language
- Custom AI Filters written in plain English to automatically label, star, or archive
- Inbox Splits to divide your inbox into custom, focused tabs
- Email Bundles to group promotions, updates, or custom labels as single items
- Delivery Schedules to control when emails arrive in your inbox
- Private Team Comments and mentions to discuss emails directly in the app
- Shared Live Threads and read statuses to coordinate with teammates
- Voice Learning AI to draft replies that sound like your unique writing style
- Keyboard Shortcuts to process email workflows entirely without a mouse
- Tasklet Integration to connect to 3,000+ apps and automate workflows
- Google Workspace and Advanced Protection Program support
- Voice fingerprinting
- SEO briefs
- Notion sync
- Team style guides
Pros
- Available across multiple platforms including iOS, Android, Mac, and Windows.
- Employs third-party security reviews and undergoes annual CASA Tier 2 verification audits.
- Saves time by grouping mailing lists, newsletters, and promotional emails into bundled rows.
- Adapts and learns the user's specific voice and style based on sent emails.
- Allows team members to privately comment on live email threads and collaborate without forwarding.
- Guarantees that customer data is never used to train third-party LLMs.
- Enables delivery schedules so you can control exactly when non-urgent emails enter your inbox.
- Provides a clear 14-day full refund policy for paid subscriptions.
- Native to your Notion workspace
- Summarize long documents
- Auto-generate action items
- Q&A across your workspace
- Writing help in every block
- Works inside Notion databases
- Multi-language support
- Simple pricing on top of Notion
Cons
- Longer conversations inside the AI assistant process entire chat history, rapidly consuming daily quota limits.
- Refunds are strictly unavailable once the initial 14-day payment period expires.
- The Business paid plan limits users to roughly 150-300 standard AI requests per day.
- Premium tiers can be expensive, with the Max tier scaling up to $120 per user.
- Compliance options like SOC 2 Type II or GDPR are not self-serve and require manually contacting support.
- Extra cost on top of Notion
- Only useful inside Notion
- Outputs can feel generic
- No brand-voice fine-tuning
- Slower than dedicated writing tools
- Depends on your page structure
- Privacy concerns for sensitive docs
- Limited advanced prompting
Pricing plans
- BusinessUSD30/month
- • Standard intelligence
- • AI autocomplete, summaries & attachment analysis
- • Read statuses, link tracking, snippets & more
- • Full standard search history
- PremierUSD45/month
- • Everything in Business, plus Advanced intelligence
- • 2x more usage
- • 100 threads per AI search
- • 2x context tokens
- MaxUSD120/month
- • Everything in Premier, plus Expert intelligence
- • 6x more usage
- • 150 threads per AI search
- • 3x context tokens
- FreeEUR0/month
- • For individuals to organize personal projects and life
- • Trial AI capabilities like generating docs, or autofilling databases
- • Basic forms
- • Basic sites
- PlusEUR9.5/month
- • For small teams and professionals to work together
- • Everything in Free, and:
- • Custom forms
- • Custom sites
- BusinessEUR19.5/month
- • For growing businesses to streamline teamwork
- • Everything in Plus, and:
- • Enterprise Search Beta
- • Premium connections
- Enterprise—
- • For organizations to operate with scalability, control, and security
- • Everything in Business, and:
- • Advanced security & controls
- • Advanced connections
- Custom Agents—
- • AI agents handle repetitive tasks autonomously, so your team doesn’t have to
- • Free to try, then $10 per 1,000 monthly Notion credits
Which one should you pick?
- Choose Shortwave if you need AI Assistant for conversational email management and delegation.
- Choose Notion AI if you need Voice fingerprinting and API access.
- On budget: Shortwave is freemium, Notion AI is freemium.