Writing AI vs LT System
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Writing AI
This AI-powered writing assistant helps users craft polished essays, stories, and emails quickly. It offers real-time suggestions, grammar enhancement, and custom voice settings to improve writing quality and overcome writer's block.
- Smart Essay Structure Generator
- Real-time Writing Suggestions
- Grammar & Style Enhancement
- Multiple Writing Formats
- Custom Voice & Tone Settings
- Research Integration
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Transform Your Writing with Powerful AI Assistance Need help crafting the perfect essay, story, or email? Writing AI is your intelligent writing companion that helps you create polished, engaging content in minutes. PERFECT FOR: • Students working on essays and assignments • Professionals crafting business emails • Creative writers developing stories • Anyone looking to improve their writing KEY FEATURES: • Smart Essay Structure Generator • Real-time Writing Suggestions • Grammar & Style Enhancement • Multiple Writing Formats • Paragraph Development Tools • Custom Voice & Tone Settings • Research Integration • Unlimited Drafts WHY CHOOSE WRITING AI: • Save Hours of Writing Time • Improve Writing Quality • Overcome Writer's Block • Generate Fresh Ideas • Perfect Grammar & Style • Learn as You Write WRITING FORMATS: • Academic Essays • Creative Stories • Professional Emails • Blog Posts • Reports • Personal Statements • Cover Letters • Research Papers ACADEMIC EXCELLENCE: Perfect for the 2025 academic year! Get ahead in your studies with our specialized academic writing features, including citation assistance, thesis development, and argument structuring. PRIVACY & SECURITY: • End-to-end encryption • No data sharing • Private draft storage • Secure cloud backup Join millions of writers who've discovered the power of AI-assisted writing. Whether you're a student facing deadlines, a professional crafting important emails, or a creative writer seeking inspiration, Writing AI helps you write better, faster, and with confidence. Download now and transform your writing today! Note: Some features may require subscription. Free version includes essential writing tools. Terms of use - http://thecookbk.com/terms.php?appname=content.writer.ai.assistant Privacy Policy: http://thecookbk.com/privacy.php?appname=content.writer.ai.assistant
LT System
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Test One easy saliva sample gives you access to a full epigenetic and DNA health profile: discover your biological age, your health risks and take control of your future health and longevity. App Access 300+ DNA reports with expert recommendations, nutrition plans and workout schedules. All in a mobile app that’s personalized to your epigenetics and DNA. Activate In partnership with leading brands and ingredient developers: activate our curated longevity products to proactively boost your daily regimen. Improve With everything from real-time air quality Indexing and virus risk scoring to DNA diet advice and lifestyle tracking, the Longevity.Technology app is your daily digital longevity partner. Repeat Re-test and see where you’re winning and where you have work to do: we’re here to help you every step of the way towards a healthier and longer life. Upgrade Why not upgrade to DNA12: ongoing health assessment to advise you every month, not just a one-off health test or assessment like many others. *Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: LT System at every 5 weeks against Writing AI's every 4 months. LT System also leads on iOS requirement (12.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Writing AI sells 3 in-app purchases, starting at $12.99 per month and LT System sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Writing AI ships an update every 4 months, LT System every 5 weeks. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.
| Parameter | Writing AI | LT System |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) — better | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 4 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 237 MB |
| Age rating | 17+ | 4+ |
| Developer | Riafy Technologies Pvt. Ltd. | First Longevity Limited |
In-app purchases
Writing AI
- R10W Monthly$12.991 Month
- R10W Discounted$39.996 Months
- R10W Half Yearly$39.996 Months
LT System
- Monthly Subscription plan$9.991 Month









