Buy a Grammarly Pro (Pre-made account) at Lucifer Tech for just 450,000 VND/12 months, saving you up to 88% compared to the original price of 3,784,320 VND (approx. $144) on the official app. You'll receive a private, highly secure account with a 1-to-1 replacement warranty for the entire 1-year usage period.
≈ 38K/tháng
Best for: individuals looking for the best price
Best for: those needing high security, data continuity
Don't let silly grammar mistakes undermine your professional credibility with partners and clients. Manually reviewing a multi-page document often consumes hours, yet still carries a high risk of errors. Grammarly Pro thoroughly solves this problem with the most advanced AI technology. According to a 2026 report from Kindlepreneur, using accurate, error-free text can increase conversion rates and sales by up to 17%.
Many users mistakenly believe the free version is sufficient for daily needs. In reality, the current Free version is strictly limited, only supporting basic spelling and punctuation corrections. Office workers, copywriters, marketers, and university students need the true power of the Pro version to restructure entire sentences, adjust professional tone, and perform in-depth plagiarism checks.
Cost is often the biggest barrier preventing Vietnamese users from accessing licensed AI tools. The listed price on the Grammarly app for a 1-year Premium plan is up to 3,784,320 VND (approximately $144 USD). This amount can be quite expensive for students or new freelancers.
Lucifer Tech offers an optimal solution with a "Pre-made account" package for just 450,000 VND for a full 12 months of use. You instantly save 88% compared to paying directly via international Visa/Mastercard. For less than 1,300 VND/day – cheaper than a third of a glass of iced tea – you gain access to the world's most powerful AI writing assistant, serving all your work needs effectively.
The market is currently flooded with cheap, shared Grammarly accounts. Customers who mistakenly purchase these often face extremely serious data leakage risks. Anyone sharing the account could potentially read your emails, confidential contracts, or graduation theses. Worse, shared accounts frequently run out of AI prompts due to too many users accessing them simultaneously.
Lucifer Tech's service package provides a "Pre-made account" format. This account is created by us, has the Premium plan activated, and is exclusively assigned for your sole use. Customers have full control over their workspace, ensuring 100% absolute privacy. You can freely utilize the maximum AI limits without worrying about interruptions or sharing sensitive data with strangers.
Scans and compares your text against over 16 billion web pages and academic databases, ensuring 100% original content.
Directly integrated into Word, Google Docs, Gmail, and Slack to rewrite sentences and automatically draft emails based on context.
| Criterion | Direct Purchase on App (Original Price) | Purchase at Lucifer Tech (Pre-made Account) | Shared Account |
|---|---|---|---|
| 12-Month Price | 3,784,320 VNĐ ($144) | 450,000 VNĐ | ~250,000 VNĐ |
| Account Type | Personal account (upgraded on your own email) | Pre-made account (Exclusive Use) | Shared by multiple users |
| Data Security | Absolute | High (No one can view your text) | Low (Risk of data leakage) |
| AI Limit (Prompts) | Maximum | Maximum | Frequent Limit Errors |
| Warranty | Per manufacturer's policy | 1-to-1 replacement for 12 months | Unclear |
The Free version only supports basic spelling and punctuation corrections. In contrast, Grammarly Pro unlocks the full power of AI: rewriting entire sentences, adjusting professional tone, checking plagiarism across 16 billion web pages, and using the Grammarly GO assistant to automatically draft text.
This is a 'Pre-made account' for private use. Lucifer Tech creates an independent account and grants you full usage rights. You do not share it with anyone, ensuring absolute privacy for your documents and avoiding AI usage limit errors.
Absolutely. The Pre-made account from Lucifer Tech includes 100% of the most advanced Premium features, including the Grammarly GO AI assistant and the in-depth plagiarism checker.
We apply a 1-to-1 replacement warranty for the entire 365 days. If the account encounters any login issues or loses its Premium status, simply contact our customer support to receive a new account immediately, ensuring your work is not interrupted.
Yes. The 2026 update for Grammarly has added Multilingual support, allowing you to translate and receive grammar suggestions when working with various languages directly within your workflow.
You can log into your account on up to 5 personal devices (including desktops, laptops, phones, tablets) to synchronize your writing experience everywhere.
As your 12-month term approaches its end, the Lucifer Tech team will proactively contact you to assist with renewal. You can choose to continue using your existing account or receive a new Pre-made account at a similar special offer price.
Step 1: Receive Account Information
Immediately after successful payment, you will receive the login information, including Email and Password for your "Pre-made account," from the Lucifer Tech system.
Step 2: Log in on Your Browser
Go to grammarly.com and click the Log in button. Enter the exact Email and Password provided to access the Pro plan's Dashboard.
Step 3: Install the Browser Extension
For AI to automatically correct errors as you type on the web (Gmail, Facebook, WordPress), download and install the Grammarly extension for Chrome, Edge, or Safari. Ensure the extension is logged in with your Pre-made account.
Step 4: Install the Desktop Application (Optional)
Download the Grammarly for Windows or Grammarly for Mac application. Installing this app directly integrates the power of Grammarly GO into offline software like Microsoft Word, Excel, or chat applications like Slack.
Step 5: Experience Elite Writing
4 reviews
Been using it for 3 months, writing skills have clearly improved. Best price when buying from Lucifer Tech.
Using Grammarly for daily work emails. The grammar and tone suggestions are very accurate. Recommend!
Grammarly Pro helps me write much more accurate English. The AI rewrite feature is great. The price here is an amazing deal!
Writing English marketing content needs Grammarly. The Pro plan has full AI features. Worth it!
The year 2026 marks a powerful transformation for Grammarly with the deep integration of the Superhuman ecosystem and the Grammarly GO assistant. This tool doesn't just passively wait for you to make mistakes; it actively participates in the content creation process from the very first characters.
Plagiarism is a "death sentence" for academics and SEO content creators. Grammarly Pro 2026 features a massive plagiarism scanning tool, directly comparing your text against over 16 billion web pages and the entire ProQuest academic database (according to a 2026 review by UCStrategies). The system immediately highlights duplicated passages and suggests accurate citations, helping you confidently submit theses or publish articles without fear of Google penalties.
Instead of opening ChatGPT in a separate browser tab and constantly copy-pasting, Grammarly GO is now present directly within your Google Docs, Microsoft Word, Slack, and Gmail. Simply highlight a passage and command "Rewrite this in a more professional style," and the AI will automatically draft content based on your current work context. This feature saves users dozens of hours each month on repetitive communication tasks.
A major highlight in 2026 is the ability to analyze text based on the styles of leading figures and experts. According to a 2026 report from The Verge, Grammarly's AI can provide feedback inspired by the writing styles of author Stephen King or scientist Neil deGrasse Tyson. Your text will become sharper, more engaging, and imbued with a distinct personal touch, breaking away from the monotony of typical machine-generated sentences.
Working in an international environment demands maximum linguistic flexibility. The latest 2026 update allows Grammarly to directly translate and adjust grammar across languages. You can easily draft an email in English, then ask the AI to translate it into Spanish or Chinese with the most accurate native style, without interrupting your ongoing workflow.
Customers always need absolute peace of mind when dealing with digital software products. Lucifer Tech guarantees an instant activation process immediately after successful payment. You will receive your "Pre-made account" login details via email or Zalo message, ready to install and use in just a few minutes.
Our 1-to-1 replacement warranty policy is strictly applied for the entire 12 months. Any technical issues related to login, synchronization errors, or loss of Premium status will be promptly handled by our technical support team. We prioritize your seamless workflow, completely eliminating the risk of wasted money often seen with unreliable online retailers.
Analyzes your audience to suggest vocabulary changes, making your text more professional, confident, or friendly.
Translates and checks grammar across borders, breaking down language barriers when working with international partners.
Receive feedback and writing suggestions inspired by famous authors and scientists to elevate the quality of your writing.
Start drafting your text. You will see red underlines (spelling errors), green underlines (grammar errors), and yellow/purple underlines (suggestions for rewriting sentences, adjusting tone). Click the Grammarly GO lightbulb icon to ask the AI to automatically draft emails or brainstorm content ideas as needed.
