Which AI writer is best for email?

Rytr ranks #1 based on our testing. It scores highly on fit, pricing, and feature set for this specific use case.

Are there free AI writing tools?

Yes. Rytr, QuillBot, Notion AI all offer free tiers.

How do you choose the rankings?

We score each tool on fit criteria specific to the use case, pricing, G2 user ratings, and feature coverage. See our methodology page for full details.

Free AI Email Writer (2026)

1

Rytr

$9/mo

Free tier

Best AI writer, content generator & writing assistant

★★★★☆ 4.7 (800 reviews)

Plagiarism check Browser ext. API Templates

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2

QuillBot

$9.95/mo

Free tier

AI-powered paraphrasing and writing tool

★★★★☆ 4.4 (250 reviews)

Plagiarism check Grammar check Browser ext.

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3

Notion AI

Notion Labs

$10/mo

Free tier

AI writing assistant built into your workspace

★★★★☆ 4.7 (5,500 reviews)

Long-form API Templates

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4

Wordtune

AI21 Labs

$13.99/mo

Free tier

AI writing companion that understands context

★★★★☆ 4.5 (150 reviews)

Long-form Browser ext.

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5

Frase

Frase Inc.

$15/mo

Free tier

Research, write, and optimize SEO content faster

★★★★☆ 4.8 (290 reviews)

Long-form SEO mode

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6

Writesonic

Writesonic Inc.

$16/mo

Free tier

AI writer, copywriter & text generator

★★★★☆ 4.7 (1,900 reviews)

Long-form SEO mode Plagiarism check Browser ext. API Templates

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7

Simplified

$18/mo

Free tier

All-in-one app for marketing content — write, design, video

★★★★☆ 4.6 (5,200 reviews)

Long-form Templates

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8

ContentBot

$19/mo

Free tier

AI content automation for teams

★★★★☆ 4.5 (40 reviews)

Long-form Plagiarism check API Templates

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9

Gemini

Google

$19.99/mo

Free tier

Google's multimodal AI for writing, research, and productivity

★★★★☆ 4.3 (150 reviews)

Long-form API

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10

ChatGPT

OpenAI

$20/mo

Free tier

General-purpose AI assistant with strong writing capabilities

★★★★☆ 4.7 (700 reviews)

Long-form API

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11

Claude

Anthropic

$20/mo

Free tier

AI assistant focused on safety, long-context, and nuanced writing

★★★★☆ 4.7 (200 reviews)

Long-form API

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12

Perplexity AI

Perplexity AI Inc.

$20/mo

Free tier

AI search and research assistant with real-time web access

★★★★☆ 4.6 (80 reviews)

API

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13

NeuronWriter

Neuron

$23/mo

Free tier

SEO content editor with NLP optimization

★★★★☆ 4.7 (90 reviews)

Long-form SEO mode Plagiarism check

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14

InVideo AI

InVideo

$25/mo

Free tier

Turn text prompts into publish-ready videos

★★★★☆ 4.5 (380 reviews)

Templates

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15

Murf AI

Murf Inc.

$29/mo

Free tier

Studio-quality AI voiceovers in minutes

★★★★☆ 4.7 (420 reviews)

API

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16

Grammarly

Grammarly Inc.

$30/mo

Free tier

AI writing assistant for grammar, clarity & tone

★★★★☆ 4.7 (9,000 reviews)

Plagiarism check Grammar check Browser ext.

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17

Anyword

$39/mo

Free tier

Predictive performance score for every copy variant

★★★★☆ 4.8 (1,100 reviews)

Long-form Templates

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18

Jasper

Jasper AI, Inc.

$49/mo

Free tier

AI copilot for marketing teams

★★★★☆ 4.7 (1,200 reviews)

Long-form SEO mode Browser ext. API Templates

Try Free Pricing ↗

19

Copy.ai

$49/mo

Free tier

GTM AI platform for sales and marketing

★★★★☆ 4.7 (180 reviews)

Long-form Browser ext. API Templates

Try Free Pricing ↗

Best Free AI Email Writers in 2026

Rytr

QuillBot

Notion AI

Wordtune

Frase

Writesonic

Simplified

ContentBot

Gemini

ChatGPT

Claude

Perplexity AI

NeuronWriter

InVideo AI

Murf AI

Grammarly

Anyword

Jasper

Copy.ai

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