Head-to-head · AI Email Writing Tools
GPT for Gmail vs AI Perfect Assistant
GPT for Gmail leads on 1 check, AI Perfect Assistant on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreGPT for Gmail · 7.3/10
- Lowest starting priceGPT for Gmail · $9/mo
- Free planboth
GPT for Gmail scores higher on our rubric for ai email writing tools: 7.3 against 6.7 out of 10; our editors rank them #11 and #17.
GPT for Gmail is cheaper to start at $9/user/mo against $25.99/user/mo. On mail client support, AI Perfect Assistant gives you Both where GPT for Gmail offers Gmail.
GPT for Gmail is the better fit for gmail users wanting a focused writing assistant. AI Perfect Assistant is the better fit for microsoft 365 users needing broad coverage.
- GPT for Gmail fits best
Gmail users wanting a focused writing assistant
- AI Perfect Assistant fits best
Microsoft 365 users needing broad coverage
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Side by side
| Feature | GPT for Gmail 7.3/10 Visit ↗ | AI Perfect Assistant 6.7/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.3 | 6.7 |
| Ranking | #11 in AI Email Writing Tools | #17 in AI Email Writing Tools |
| Best for | Gmail users wanting a focused writing assistant | Microsoft 365 users needing broad coverage |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | $9/mo (best) | $25.99/user/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud, Browser extension, Mobile | Cloud, Desktop, Mobile, Browser extension |
| Platforms | Web, iOS, Android, Chrome extension | Web, Windows, iOS, Android, Chrome extension |
| Support | Email, Docs | Email, Tickets, Docs |
| Compliance | GDPR, SOC 2, ISO 27001 | GDPR |
| Integrations | 2 integrations | 15 integrations |
| Built for | Solo, Small business, Mid-market | Solo, Small business, Mid-market |
| Features GPT for Gmail 2/3 · AI Perfect Assistant 2/3 | ||
| Tone controls | ✓ | ✓ |
| Custom instructions | Not checked yet | Not checked yet |
| Browser extension | ✓ | ✓ |
| Specs | ||
| Email context input | Thread | Thread |
| Mail client support | Gmail | Both |
| Supported languages | Not checked yet | Not checked yet |
| Our review | ||
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| Our verdict | GPT for Gmail is an AI email assistant for individuals, professionals, and teams working in Gmail and Google Workspace. It can generate complete messages from short prompts, draft replies from email threads, adjust tone, rewrite or improve… Read the review → |
AI Perfect Assistant is an AI writing and productivity tool for individuals and teams working across email, Microsoft 365, Google Workspace, Chrome, Telegram, and mobile devices. It can draft emails from bullet points or rough ideas,… Read the review → |
Strengths and trade-offs
GPT for Gmail — where it wins
- Generates complete emails and contextual replies from short prompts
- Includes tone controls, rewriting, summaries, translations, and subject lines
- Supports follow-up, sales, support, and internal email templates
Where it doesn't
- Works with Gmail and Google Workspace rather than multiple mail clients
- Advanced features and support require paid plans
- Pro-level capabilities are limited to the highest listed tier
AI Perfect Assistant — where it wins
- Drafts, replies, tone adjustment, translation, and thread summaries
- Integrates with Microsoft 365, Google Workspace, Gmail, Chrome, and Telegram
- Available on web, Windows, iOS, Android, and Chrome Extension
Where it doesn't
- Premium costs $25.99 per user per month when billed monthly
- Unlimited monthly tokens are available only on the Premium plan
- AI model selection and professional support are Premium features
- GPT for Gmail7.3/10 · Free plan
A focused Gmail writing assistant with broad drafting tools and Google-only compatibility.
Visit GPT for GmailFull verdict → - AI Perfect Assistant6.7/10 · Free plan
Broad Microsoft 365 and email coverage, with Premium priced at $25.99 per user monthly.
Visit siteFull verdict →
All AI email writing tools comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update