Comparison

ChatBoard vs 四级单词达人

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

Head to head
About

ChatBoard

This app instantly converts spoken words into large, easy-to-read text on screen, facilitating face-to-face communication for individuals with hearing impairments. It features a minimalist design, fast speech recognition, and dialect support for clear conversations.

Highlights
  • Ultra-large text display
  • Fast speech recognition
  • High accuracy and dialect support
  • Minimalist, ad-free interface
  • Customizable quick phrases (subscription)
  • Full-screen text for clarity
Features
Read full description

■ App Introduction ChatBoard: The ultimate face-to-face communication tool designed for the hearing impaired and their loved ones. We have stripped away all unnecessary complexity to focus on doing one thing perfectly: instantly and accurately transforming every word you speak into massive, easy-to-read text on the screen. No more struggling with hand gestures. No more shouting. Just open ChatBoard and let communication return to its simplest form. Don’t let hearing loss stand in the way of love and connection. ■ Key Features ○ Ultra-Large Text for Instant Clarity Features a full-screen display with extra-large fonts, specifically optimized for seniors and hearing-impaired users with low vision. Read effortlessly from any distance. ○ Lightning-Fast Speech Recognition Powered by top-tier speech recognition technology, your words appear on screen the moment you speak. It keeps up with even the fastest talkers, creating a fluid conversation experience that feels just like a normal chat—no more waiting for slow typing. ○ High Accuracy & Dialect Support Not only does it offer exceptional accuracy for standard language, but it also supports various regional dialects. Now, elderly family members can communicate smoothly in their native accents. ○ Minimalist Design, Zero Learning Curve A clean, ad-free interface with intuitive controls. It’s ready to use the moment you open it. With just one tap to speak, anyone—from elderly parents to young children—can master it instantly. ■ Perfect For ○ Family Gatherings: Even with hearing loss, everyone can join in the laughter and conversation. ○ Daily Reminders: Whether it’s a reminder to take medication or a simple "How are you?", every caring word is clearly visible. ○ Running Errands: Visiting the doctor or the bank? Just show your phone to the staff to eliminate awkward misunderstandings. Download ChatBoard today, and turn your voice into visible warmth. ----------------------- 【ChatBoard Advanced Subscription Service Description】 1. Advanced is a membership service launched by ChatBoard, providing more accurate AI voice recognition service, improving recognition accuracy in different accents and environments, and intelligently adapting to users' speaking styles. It also offers customizable quick phrases function, allowing users to create personalized shortcuts according to individual needs, enabling one-click input to save time and effort. 2. After confirming purchase and payment, automatic renewal will be processed through your iTunes account. Your Apple iTunes account will be charged within 24 hours before expiration, and upon successful payment, the subscription period will be extended for one subscription cycle. To cancel renewal, please manually turn off the auto-renewal function in iTunes/AppleID settings management at least 24 hours before the end of the current subscription period. Terms of Use(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

四级单词达人

This app simplifies vocabulary learning for the CET-4 exam. It uses AI to recommend words and track your memory, creating personalized study plans. A daily word widget keeps you on track.

Highlights
  • AI-powered word recommendations
  • Latest CET-4 vocabulary list
  • Daily word widget
  • Memory tracking
  • Personalized study plans
Features
Read full description

这是一款简易的背单词app,只需动动手指作出判断,背单词就象打卡一样简单,系统自动记录你的记忆情况,根据你的记忆情况作出学习计划。 主要功能: AI推荐智能出词 最新大学英语四级大纲词汇 widget小组件,每天一词开机即见 学习记录,单词掌握情况轻松查询和管理 本app无广告 每天一词小组件添加方法:长按手机桌面任意空白位置进入编辑状态,然后点击右上角加号,找到本app即可添加

Screenshots

ChatBoard3 screens
四级单词达人4 screens

Verdict

The call

The clearest difference is rating: 四级单词达人 at 5.0 against ChatBoard's 4.6. 四级单词达人 also leads on iOS requirement (11.0 vs 16.0). ChatBoard's advantage is update cadence (weekly vs every 3 months) and ratings volume (18 vs 1). On price, review sentiment, ads and in-app purchases 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. ChatBoard sells 2 in-app purchases, starting at $4.90 per month and 四级单词达人 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

四级单词达人 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: ChatBoard has 18 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

ChatBoard ships an update weekly, 四级单词达人 every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
ChatBoard versus 四级单词达人: the parameters behind the verdict, then further details
ParameterChatBoard四级单词达人
PriceFreeFree
Rating4.6 (18 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings18 — better1
Update frequencyWeekly — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.011.0 — better
Further details — not scored
Size34 MB11 MB
Age rating4+4+
DeveloperMutation Lab摇摇 章

Customer experience

ChatBoard

All ratings18 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

四级单词达人

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

ChatBoard

Subscriptions2
  • Advanced Monthly1 Month trial$4.901 Month
  • Advanced Yearly$49.001 Year
1 purchases

四级单词达人

One-time1
  • 大学英语四级单词达人vip会员$0.99

Questions

Is ChatBoard free?
ChatBoard is free to download, with in-app purchases available.
Is 四级单词达人 free?
四级单词达人 is free to download, with in-app purchases available.
Which has better reviews, ChatBoard or 四级单词达人?
四级单词达人 is rated higher. ChatBoard averages 4.6 out of 5 from 18 ratings, while 四级单词达人 averages 5.0 from 1 ratings.
Do ChatBoard or 四级单词达人 have ads?
Neither ChatBoard nor 四级单词达人 shows ads.
Which is updated more often, ChatBoard or 四级单词达人?
ChatBoard ships an update weekly, and 四级单词达人 every 3 months. Most recently, ChatBoard was updated on November 3, 2026 and 四级单词达人 on November 4, 2026.

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