AI · alternatives · 2026
24 alternatives to Espa
AI executive assistant for your to-do's, scheduling, & email
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.
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April▲664Reach Inbox Zero by speaking with your email & calendar
2025 · apps.apple.com · its alternatives →
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Your AI-powered executive email assistant
2023 · shortwave.com · its alternatives →
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World's first open source AI scheduling assistant
2023 · cal.com · its alternatives →
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Hey Noah▲656A proactive AI executive assistant for founders
Aug 2026 · heynoah.io · its alternatives →
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Stella AI▲488Automate your daily admin tasks with Stella AI agent
2025 · fasttrackr.ai · its alternatives →
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The prototype of ambient agents
2025 · agentinbox.ai · its alternatives →
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Hints AI▲315Get organized with Hints AI assistant, save 60 min every day
2022 · hints.so · its alternatives →
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Delegate Slack to your AI assistant and save an hour per day
2023 · dispatch.do · its alternatives →
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Meet-Ting▲271Free AI assistant for email scheduling in early access
Jan 2026 · meet-ting.com · its alternatives →
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Supafaxfree tier, from $35/mo▲229Hey HN, We're building Supafax an agent that uses email as its memory and config store. Here's how it works: - You email yourself to talk to the agent - The agent uses that slice of your outbox as it's inbox and short term memory - It can insert emails into your inbox to store routines, reminders, and rules for itself Email is such a good primitive because it's essentially an append-only immutable record of all the valuable context about you and your relationships, and agents thrive on this highly structured surface. The tricky bit is users are very reluctant to share that data with…
Jun 2026 · supafax.com · its alternatives →
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Personal AI assistant for notes and events
2024 · sortmythoughts.com · its alternatives →
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Stamp▲149The AI Secretary that thinks, writes, and works like you
Mar 2026 · stampmail.ai · its alternatives →
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Hi HN! My co-founder and I spent the last 4 weeks building something we desperately needed ourselves. The Problem: We spend hours processing emails - scheduling meetings, going through long newsletters, downloading attachments to review, verifying documents like invoices, and of course taking actions on external systems (Salesforce, Asana, Jira etc) based on emails received. A lot of this can be automated with the help of AI agents, saving several hours every week. Our Solution: Forward any email to a specialized AI agent that completes the task and email you back the results. No…
2025 · mxtoai.com · its alternatives →
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Autonomous AI for smarter e-signatures
Dec 2025 · marketplace.microsoft.com · its alternatives →
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We were building an agent system and wanted email as a trigger. We decided to take it out and made it a standalone service. The primary email features we wanted and used for our own agent system: 1. Email threading stays consistent with agent conversation threading 2. Human in the loop review for outbound emails (especially during testing phase) 3. Quick onboarding/offboarding email addresses for agents within minutes 4. Websocket for local agents and at-least-once webhook delivery for Cloud agents Not yet: DMARC (only SPF/DKIM today), scoped API keys, HA/multi-region (single…
May 2026 · github.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →