Comparison

Letter vs WriterAide

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Letter

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.

Highlights
  • Professional letter formatting
  • Convenient in-app printing
  • Digital sharing and PDF export
  • iCloud device synchronization
  • AI-powered letter assistant
  • Personalized signatures
  • Contact address integration
Features
Read full description

With the Letter app, you can swiftly create and print letters that are professionally formatted. Core Features: • Professional formatting: Design letters that exude excellence. The Letter app imparts a professional appearance to your correspondence. • Convenient printing: Easily print your letters directly from within the app. • Sharing & Exporting: Share your letters digitally or export them as PDFs for distribution across various platforms. • Device synchronization: Seamless iCloud synchronization ensures your letters are accessible and well-organized on all your devices. • Rapid search: Effortlessly locate previously drafted letters through a user-friendly search function. Unlock Pro Features: Upgrade to the Pro version to access additional functionalities: • AI-Powered Letter Assistant: Enhance clarity, structure, and tone effortlessly. Whether refining a draft, generating a complete letter from a subject, or seeking inspiration, the AI Assistant ensures professional, well-structured results in multiple languages. • Personalized signatures: Infuse your letters with a personal flair by directly signing them within the app. • Contact addresses: Effortlessly integrate addresses from your contacts, meticulously formatted to suit the style of the destination country. • Diverse array of templates: Utilize a wide selection of templates suitable for various occasions. • Stationery: Store your own stationery as a PDF, e.g., to add a logo to your letters. • Tailorable settings: Customize the formatting of your letters to align with your requirements. Streamline your communication with the Letter app. Effortlessly generate, refine, share, and print letters that strike a harmonious balance between simplicity and elegance. Privacy Policy: https://letter-app.com/en/privacy Terms & Conditions: https://letter-app.com/en/eula

About

WriterAide

Features
Read full description

Write it Right - Type what’s on your mind and let our App do the rest! Unlock a World of Possibilities with Correspondence! Are you looking for a way to write professional and formal correspondence quickly and efficiently? Look no further than WriterAide! WriterAide is the perfect app for anyone who needs to create professional, formal correspondence quickly and easily. With the power of Artificial Intelligence, WriterAide creates emails and letters quickly and effectively, saving you time and making your messages look more professional. Whether you only write emails and letters from time to time or do it on a daily basis, WriterAide has you covered. Save time and make sure your correspondence looks great with WriterAide! Don’t waste another minute struggling to write professional emails or letters. Download WriterAide today and start creating correspondence that clearly conveys what you want to say. Get the results you desire with the help of AI technology. Take your writing to the next level with WriterAide! --- Responses for your requests are generated by external artificial intelligence. Requests are generated locally on your device based on input you provide and then sent to an external server. Thus application require constant internet connection. The developer of WriterAide will do his best to ensure the best responses and stability of the application, but is not responsible for the stability of external service provided by third party. WriterAide comes with 10 free requests. After that you may purchase extra requests or auto-renewing subscription through an In-App Purchase • Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration of one month) unless auto-renew is turned off at least 24 hours before the end of the current period. • Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase. Privacy Policy: https://lukaszyk.com/writer-aide/#privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Letter4 screens
WriterAide4 screens

Verdict

The call

The clearest difference is update cadence: Letter at every 3 weeks against WriterAide's every 4 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Letter sells 4 in-app purchases, starting at $0.99 per 7 days and WriterAide sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Letter ships an update every 3 weeks, WriterAide every 4 months. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

Scorecard1 real difference · 9 level
Letter versus WriterAide: the parameters behind the verdict, then further details
ParameterLetterWriterAide
PriceFreeFree
Rating4.7 (826 ratings) — better—
Positive reviews48.1% of reviews—
Number of ratings826 — better—
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17.616.0 — better
Further details — not scored
Size39 MB2 MB
Age rating4+4+
DeveloperUbelacker Solutions GmbHTomasz Lukaszyk

Bugs and requests

Letter

Reported bugs

7 issues
  • App crashes on startup or during use
  • Letters disappear mid-composition
  • App fails to open or load
  • Blank screen appearing when reopening saved letters
  • App freezes during operation
Show 2 more
  • Incompatibility with certain iPad models
  • Long load times causing device sleep mode

Requested features

5 requests
  • More sample letter templates (complaint, traffic ticket, name change)
  • Font size adjustment options
  • Export to multiple formats (.doc, .pdf)
  • Word document import/export capability
  • Additional layout customization options

WriterAide

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Letter

Subscriptions3
  • Weekly$0.997 Days
  • Monthly$2.991 Month
  • Yearly7 Days trial$14.991 Year
One-time1
  • One-time$69.99
2 purchases

WriterAide

Subscriptions1
  • Monthly Subscription$9.991 Month
One-time1
  • Extra Requests$1.99

Questions

Is Letter free?
Letter is free to download, with in-app purchases available.
Is WriterAide free?
WriterAide is free to download, with in-app purchases available.
Do Letter or WriterAide have ads?
Neither Letter nor WriterAide shows ads.
Which is updated more often, Letter or WriterAide?
Letter ships an update every 3 weeks, and WriterAide every 4 months. Most recently, Letter was updated on September 24, 2026 and WriterAide on September 19, 2026.

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