The Powerful List of Freemium AI Tools [UPDATED] 2026

EssayGrader AI

EssayGrader.ai helps teachers grade essays quickly and effectively. It provides detailed feedback reports based on rubrics at each grading level, error reports that highlight grammar, spelling, and punctuation errors, and a summarizer feature that provides a concise summary of the most important information and unique phrases.

The tool AI Detector feature allows teachers to identify if an essay was written by AI or if only parts of it were. EssayGrader.ai significantly reduces the time it takes to grade essays and offers a free plan for those interested in trying it out.

▢ Freemium

Education

Visit EssayGrader

Regie AI

Regie.ai is an AI content platform for revenue teams that delivers fully personalized sales outreach. It allows teams to write sequences in minutes and personalize emails in seconds using AI. Regie.ai’s generative AI can build a custom enterprise-grade large language model that speaks in a brand’s voice and uses its performance data to create unique content. The platform also offers a content management system that incorporates existing content throughout sales messaging. Regie.ai is trusted by sales development reps, account executives and go-to-market teams.

Shortwave

Shortwave is an AI-powered email service that aims to make email management stress-free and productive. It offers features such as AI summarization of key points from emails, built-in labels for hassle-free organization, and batch processing of emails. It also allows you to defer email delivery using natural language and block unwanted senders with one click. Shortwave is designed for faster email processing with keyboard shortcuts for everything and a modern chat experience.

▢ Freemium

Email Assistant

Visit Shortwave

Mails AI

Mails.ai is an AI-powered email marketing automation tool that can help businesses automate and optimize their cold email outreach campaigns. The platform offers several unique features such as an AI email writer that automatically writes and sets up email campaigns, unlimited mailbox accounts, email verification, and a DFY service. Mails.ai also provides advanced features such as custom domain tracking, support ticket, and advanced reports that provide insights into the performance of email campaigns. By automating emailing campaigns with Mails.ai, businesses can save time and focus on closing deals.

▢ Freemium

Email Assistant

Visit Mails AI

Infomail AI

Infomail.ai is an email marketing platform that helps businesses, startups, public entities, and nonprofits to communicate. The platform provides the most advanced tools to create lists, add contacts, insert custom fields, add tags, create segments, and include statistics for each list. Infomail makes integrated and configurable forms available to manage website subscriptions in compliance with GDPR and privacy regulations (double opt-in registrations). The platform also provides an AI editor that helps you create engaging newsletters, product descriptions, and social media posts in just a few seconds. You can choose from over 50 different languages for your content and translations.

Scribbly AI

Scribbly is an AI-powered email assistant that helps busy professionals write emails 10 times faster with context-specific content suggestions that sound like you. It’s a Chrome extension that seamlessly integrates with Gmail and offers professionally written emails that help you save time and communicate more effectively. With Scribbly, you can write emails more efficiently, make communication more effective, make better decisions by choosing from multiple ways to respond and automate repetitive tasks.

▢ Freemium

Email Assistant

Visit Scribbly AI

MailMentor

MailMentor is an AI-powered sales platform that helps you create and send sales messages that convert. With the power of AI, you can quickly and easily personalize your sales messages to engage your audience and drive conversions. The case study feature is particularly impressive, making it easy to elegantly integrate evidence of your success into your messaging.

▢ Freemium

Sales

Visit MailMentor

Mailr AI

Mailr is an AI email assistant that can help you save time by writing and replying to emails instantly. It allows users to provide an intention (goal of their email) and a tone (friendly, informal, persuasive, etc.) and it will generate an email based on the OpenAI GPT-3/Chat-GPT algorithms. It is suitable for both individuals and businesses who want to manage and optimize their email communication.

InboxPro

InboxPro integrates with Gmail manager to increase its functionality and improve your productivity. It provides an AI-powered email assistant, scheduling, link tracking, and analytics into one suite of Gmail tools. With InboxPro.io, you can send professional emails quickly using an AI-powered email assistant, automated follow-ups, and email templates. It also has a magic compose feature that generates professional emails with its AI-powered email assistant and summarizes your emails in one click.