Microsoft 365 or Grammarly? 2026 Comparison of Plans and Prices
Microsoft 365 and Grammarly compared: what each one does best, how their plans and prices differ, and which one fits you.
· 2 min read
Microsoft 365 and Grammarly are two of the most popular productivity apps. Word, Excel, PowerPoint, Outlook and 1 TB OneDrive — with Copilot AI built in. Write clearly and confidently everywhere — AI grammar, tone, rewrites and plagiarism check. Here is how they compare in 2026.
Quick answer
- Microsoft 365 is cheaper to start with: $8.33 vs $12 per month ($3.67 less).
- Microsoft 365 offers more plan options (2 vs 2).
- Both can be bought with crypto on AIOFFER below the official price.
Side by side
| Microsoft 365 | Grammarly | |
|---|---|---|
| Made by | Microsoft | Grammarly |
| Cheapest plan | Microsoft 365 Personal — $99.99 for 1 year | Grammarly Pro Annual — $144 for 1 year |
| Top plan | Family — $10.83/mo | Pro — $30/mo |
| Plans available | 2 | 2 |
| Yearly billing | Yes | Yes |
Microsoft 365
Microsoft 365 is the essential productivity suite: the full desktop versions of Word, Excel, PowerPoint, Outlook and OneNote, 1 TB of OneDrive cloud storage per person and Microsoft Copilot AI inside your apps.
- Full Word, Excel, PowerPoint and Outlook
- 1 TB OneDrive storage per person
- Copilot AI in Microsoft apps
- Use on PC, Mac, iPhone, iPad and Android
- Microsoft Defender security
Grammarly
Grammarly helps you write mistake-free, clear and professional text in emails, documents, social posts and chats. Grammarly Pro adds full-sentence rewrites, tone and clarity suggestions, a plagiarism checker and generous generative AI prompts.
- Advanced grammar and punctuation
- Full-sentence rewrites for clarity
- Tone adjustments
- Plagiarism checker
- Generative AI writing help
Which should you choose?
Choose Microsoft 365 if you want full word, excel, powerpoint and outlook, at the lower entry price.
Choose Grammarly if you want advanced grammar and punctuation.
Choose the tool your team already uses; the best app is the one everyone opens.
Microsoft 365 vs Grammarly — FAQ
Is Microsoft 365 cheaper than Grammarly?
Yes — Microsoft 365 starts at $8.33 per month vs $12 for Grammarly (official prices).
Can I use both Microsoft 365 and Grammarly?
Yes, they are separate subscriptions. Many people keep one as their main tool and try the other for a month before deciding.
Where can I buy Microsoft 365 or Grammarly with crypto?
On AIOFFER — top up your wallet with Bitcoin or USDT and buy either plan below the official price.
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