Comparison

UDWriterPro vs Deaf Navi

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

Head to head
About

UDWriterPro

This app enables handwritten communication, offering an innovative approach to digital notes and messages. Designed primarily for iPad, it also functions on iPhone, bridging the gap between traditional writing and modern technology.

Highlights
  • Handwritten communication
  • Hybrid communication tool
  • Designed for iPad
  • iPhone compatibility
  • Innovative handwriting
Features
Read full description

This application is for hand writing communication. There are many use case using this app. This app is designed for iPad, but can use on iPhone. This is a innovation about hand writing.

About

Deaf Navi

Features
Read full description

Deaf Navi is an information and communication support app for Deaf, hard-of-hearing, and hearing-loss communities. [News and Events] - Browse Deaf and accessibility news from Japan by category - Read Deaf Navi World in Japanese (World-JP) or in the original language (Original) - Find Deaf sports, welfare, and learning events by region [Guides] - Search support systems and practical information - Access guides for the 110 emergency app, NET118 maritime emergency service, hearing-aid medical expense deductions, and employment/life support centers - View official Tokyo 2025 Deaflympics results and related information [Everyday Tools] - Emergency Cards: Create, save, and display messages such as "I am Deaf" - Communication Board: Use scene-based icons and phrases to communicate without speaking - Chat Conversation: Exchange typed messages - Text-to-Speech: Play typed messages aloud - Sound Detection: Receive visual and haptic alerts for nearby sounds while the monitoring screen is open. Save selected sounds and sensitivity - Links to sign language dictionaries and transcription or speech-recognition apps - Links to Japan's Telephone Relay Service and Yometel - A nationwide directory of sign language cafes in Japan No personal data is collected. Saved emergency cards and other saved content remain on your device.

Screenshots

UDWriterPro3 screens
Deaf Navi4 screens

Verdict

The call

The clearest difference is device support: UDWriterPro at 3 against Deaf Navi's 1. UDWriterPro also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

UDWriterPro ships an update every 2 weeks, Deaf Navi fortnightly. The most recent releases landed on October 17, 2026 and October 13, 2026 respectively.

Scorecard2 real differences Β· 6 level
UDWriterPro versus Deaf Navi: the parameters behind the verdict, then further details
ParameterUDWriterProDeaf Navi
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 2 weeks β€” betterFortnightly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeβ€”
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS13.0 β€” better17.0
Further details β€” not scored
Size17 MB4 MB
Age rating4+12+
DeveloperShamrock Records, Inc.MASAYOSHI TSUJI

In-app purchases

None

UDWriterPro

No in-app purchases

None

Deaf Navi

No in-app purchases

Questions

Is UDWriterPro free?
UDWriterPro is free to download, with no in-app purchases.
Is Deaf Navi free?
Deaf Navi is free to download, with no in-app purchases.
Do UDWriterPro or Deaf Navi have ads?
Neither UDWriterPro nor Deaf Navi shows ads.
Which is updated more often, UDWriterPro or Deaf Navi?
UDWriterPro ships an update every 2 weeks, and Deaf Navi fortnightly. Most recently, UDWriterPro was updated on October 17, 2026 and Deaf Navi on October 13, 2026.

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