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Best Apps For Professional Letter Writing

249+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

Whether you're new to apps for professional letter writing or looking for an upgrade, our curated collection of 249+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Apps For Professional Letter Writing (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pages: Create DocumentsPages: Create DocumentsFree4.6★ (551K)NoYesSep 2026
2Letter: just write lettersLetter: just write lettersFree4.7★ (826)NoYesSep 2026
3Grammarly: AI Keyboard & VoiceGrammarly: AI Keyboard & VoiceFree4.7★ (224K)NoYesSep 2026
4Write a letterWrite a letterFree was $2.993.6★ (19)NoYesSep 2026
5Aurora —The Singing LetterAurora —The Singing LetterFree was $6.99—NoYesSep 2026
6AI Application Letter MakerAI Application Letter MakerFree was $4.99—YesYesMay 2026
7MrsWriter for writersMrsWriter for writersFree—NoNoMay 2026
8Write A Letter - Wax & PaperWrite A Letter - Wax & PaperFree—NoNoJul 2026

Top Picks for Apps For Professional Letter Writing

Pages: Create Documents#1

Pages: Create Documents by Apple

Write, layout, and design
Editor's Choice
📊 Productivity
4.6😊(551K ratings)
Free
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Create visually appealing documents with a wide range of templates and editing tools. Enhance your work with multimedia, track changes, and collaborate seamlessly. Offers advanced features for writing, design, and presentation.

What We Love

  • 💻 Versatile writing app
  • 🎨 Excellent creative features
  • 🤝 Collaborative capabilities
  • 📚 Great for writing books/stories
  • 🏫 Useful for school/work documents
  • 🆓 Free and comes pre-installed

Room to Improve

  • 🐛 Occasional glitches and crashes
  • 🔍 Difficult to find/organize documents
  • 🖋️ Frustrating cursor and text editing
  • 🔄 Inconsistent sync and file management
  • 🔢 Limited font and formatting options
Letter: just write letters#2

Letter: just write letters by Ubelacker Solutions GmbH

Perfectly formatted letters
Strong Contender
📊 Productivity
4.7😐(826 ratings)
FreeIn-App Purchases
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Easily create, format, and print professional-looking letters. Enhance your writing with an AI assistant, add personalized signatures, and utilize diverse templates. Sync your work across devices and share digitally or as PDFs.

What We Love

  • 👍 Easy to use and navigate
  • ✍️ Effective letter writing tool
  • 🎨 Professional letter formatting
  • 📱 Works with contact lists
  • 🖨️ Printer integration capability
  • ✨ AI rewriting feature for improved writing
  • 🔐 Safe contact-based sending
  • ⚡ Quick and simple workflow

Room to Improve

  • 🐛 Frequent app crashes
  • 💾 Letters disappearing unexpectedly
  • ❌ App won't open or load
  • 🔧 Poor technical stability
  • 📋 Limited formatting options
  • 💰 Paid version with limited value
  • ⚠️ Freezing issues
  • 🚫 Device compatibility problems
Grammarly: AI Keyboard & Voice#3

Grammarly: AI Keyboard & Voice by Superhuman Platform Inc

Write, dictate, edit, improve
Worth Considering
📊 Productivity
4.7😊(224K ratings)
FreeIn-App Purchases
#11in Productivity
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Enhance your writing across all apps with AI-powered suggestions for grammar, spelling, and clarity. Generate new versions of your text, detect tone, and improve conciseness. Also includes a document editor and Safari extension for comprehensive writing support.

What We Love

  • 🚀 Easy to use
  • 🚀 Extremely useful
  • 👍 Helps improve writing skills
  • 👍 Provides useful suggestions
  • 👍 Beneficial for non-native speakers
  • 👍 Seamless integration across devices

Room to Improve

  • 🐛 Buggy keyboard behavior
  • 🐛 Inconsistent performance across platforms
  • 🔒 Privacy concerns with 'full access' requirement
  • 💰 Expensive premium subscription
  • 🤔 Overzealous correction suggestions

More Apps For Professional Letter Writing apps to explore

FAQ about Apps For Professional Letter Writing

What are the best apps for professional letter writing for iPhone?
Pages: Create Documents tops our apps for professional letter writing ranking as of September 2026, with a 4.6-star average from 551K App Store ratings, and it's free to download.
Yes — 20 of the top apps for professional letter writing we rank are free to download, including Pages: Create Documents and Letter: just write letters.
Pages: Create Documents has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ apps for professional letter writing on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
You can create a variety of documents, including reports, resumes, posters, and digital books. The app offers Apple-designed templates to help you get started quickly. You can also add images, videos, audio, tables, charts, and shapes to make your documents more engaging.
Advanced features include a table of contents view for easy navigation, comment and change tracking for review, footnotes, endnotes, and character/word/paragraph counts. You can also add mathematical equations using LaTeX or MathML notation, and use presenter mode for speeches.