Spike
Spike organizes email messages and helps users sort their inbox and compose replies.
About Spike
Spike is a web-based email tool that organizes messages, helps users sort their inbox, and supports composing replies. It offers AI features such as smart inbox sorting, summaries, and contextual drafting, and can connect existing Gmail, Microsoft or other email accounts. Users can also create a business email through Spike.
The platform combines email with team chat, channels, shared inboxes, docs, tasks, calls, calendar, translation, reminders and file management. Collaboration is possible with people who are not Spike users. Pricing details are not stated, and the product is not open source.
Key features
- AI-powered smart inbox sorting and summaries for unread emails and long threads.
- AI-assisted drafting of quick messages, contextual responses and brainstorming.
- Conversational email grouped by people, with external recipients receiving regular email.
- Unified inbox for multiple existing email accounts, plus business email options.
- Built-in team chat, channels, shared inbox, docs, tasks and calls.
- Email intelligence API for AI agents and automations.
Best for: Teams and professionals who want to manage email and collaborate in one unified workspace.
Good for
- Connects existing Gmail, Microsoft or other email accounts.
- Combines email with team chat, docs, tasks, shared inbox and calls.
- Allows collaboration with people who are not Spike users.
Watch out for
- Pricing details are not stated.
- The product is not open source.
- Platform availability is listed as web only.
Spike at a glance
- Website
- spikenow.com
- Category
- Productivity › Email Tools
- Type
- Online tool
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for Email Tools
Spike alternatives
Tools and sites you could use instead, ranked by how closely they match.
ExtractMailAddress finds and sorts email addresses, URLs, and phone numbers from text and document files.
Twobird combines email, notes, reminders, and to-do assignments in one inbox.
FollowUpThen sends email reminders and follow-ups to help users remember messages and tasks.
Freemium
24 alternatives
YOPmail provides disposable email addresses and temporary inboxes for reducing spam.
Nudgemail sends email reminders to help users manage follow-ups and inbox tasks.
Got Your Back backs up Gmail messages to a local computer through the Gmail API over HTTPS.
Open source
24 alternativesPopular in Email Tools
Well-known listings from the same topic.
ElectronMailgithub.com/vladimiry/ElectronMailShortwaveshortwave.comTabular Emailtabular.emailMosaicomosaico.ioNeural Newslettersneuralnewsletters.comStripostripo.email
Spike FAQ
Can Spike be used with an existing email account?
Yes. It can be used with any existing email, including Gmail and Microsoft accounts.
Can people who do not use Spike collaborate?
Yes. Teams can chat, collaborate on docs, track projects, meet and share files with anyone, even if they are not using Spike.
Does Spike offer AI email features?
Yes. Features include smart inbox sorting, AI summaries, and drafting messages with context.
Is something wrong or out of date?
Tell us and an editor will check it.
Own this website?
Claim this listing
Claim the listing and suggest updates yourself. An editor checks every claim first.