ForthWrite

ForthWrite is an AI email writing assistant that learns your writing style from your real sent mail and uses it to generate drafts that sound like you wrote them.It works natively inside Gmail and Outlook via a Chrome extension. Key capabilities include:- Voice matching: captures your tone, rhythm, and sign-offs from sent history- Auto-draft: generates replies as emails arrive, before you open your inbox- Recipient-aware drafts: adapts style based on who you are writing to- Prompt Lab: version-control and A/B test your persona prompt against real sent mail- BYOK support: bring your own API key for Claude, OpenAI, Grok, Mistral, and others- Performance analytics: tracks acceptance rate, voice alignment score, and time saved- Data portability: full training data export and one-click wipeFree tier includes 10 drafts per week with no credit card required. Paid plans start at $12 per month and include unlimited drafts, custom persona prompts, and auto-draft.

MailCull

Email Verification tool like ZeroBounce and NeverBounce charge $300+ and hide everything behind a "valid" label. MailCull does the same job for $19 a month flat, shows you why each email is safe, risky, or dead, and its AI analyst gives you a plain-English read on the close calls. Stop the bounces, protect your sender reputation.

NovaExpress.ai

AI-powered email marketing that writes, designs, and sends for you. No code. No limits. Unlimited contacts & sends, starting from $20/month.

Marco

Marco is a privacy-first, offline-first email client designed to simplify your inbox and put you back in control. It unifies all your email accounts into one clean, fast, and secure interface, making it ideal for individuals and professionals who prioritize privacy, efficiency, and seamless access to their emails, even without an internet connection.Key FeaturesPrivacy-first: No ads, no tracking, no data mining. Your emails remain yours.Offline-first: Full access to your emails, including composing and searching, without an internet connection.Lightning Fast: Native performance with instant search across your entire mailbox.Multi-Account Support: Connects Gmail, Outlook, Yahoo, iCloud, and any IMAP provider in one place.End-to-End Encrypted: Your data is encrypted at rest and in transit, ensuring maximum security.Cross-Platform: Available on macOS, iOS, and web, with seamless sync across all devices.

ReplylessAI Email

ReplylessAI is a powerful AI agentic email app with Inbox Zero and email management for saving hours every week. No need to pay expensive subscriptions to Superhuman nor triage emails through clunky command line chats.