Comparison

InnoCaption vs HOSFU

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

Head to head
About

InnoCaption

This app provides free, real-time captions for phone calls, assisting individuals with hearing loss. It offers options for live stenographers or automated speech recognition, with features like text-to-speech shortcuts and transcript summaries for enhanced communication.

Highlights
  • Live call captioning (stenographer or ASR)
  • Text-to-speech calling with AI refine
  • Customizable TTS shortcuts
  • AI-powered transcript summaries
  • Save and view call transcripts
  • Captioning for incoming and outgoing calls
  • Spam call filter
Features
Read full description

If hearing loss makes understanding phone calls challenging, try the InnoCaption app for free, fast, and accurate real-time call captions. InnoCaption is available at no cost to eligible users in the United States through funding from the FCC’s Telecommunications Relay Services (TRS) Fund. **** New Update **** • Custom Word List – Add custom words like names and specialized terms to improve real-time caption accuracy • Picture-in-Picture – Keep captions visible in a floating window while using other apps or browsing the web during a call REAL-TIME CAPTIONS FOR EVERY CALL • Switch between live stenographers or Automated Speech Recognition (ASR) captions at any time during your call • Available at no cost to individuals with hearing loss in the United States • Caption your calls in multiple languages, including Spanish, Chinese, Filipino, and more • Make and caption 3-way calls SEAMLESS CALLING & PERSONALIZATION • Get captions for both incoming and outgoing calls • Keep your existing phone number with our patented One Number technology • Use InnoCaption like your regular phone dialer – no need to make calls through a 711 relay • Customize the InnoCaption app to fit your accessibility needs TEXT-TO-SPEECH CALLING FEATURES • Use AI Refine to turn short responses into complete sentences at the touch of a button • Customize prewritten TTS Shortcuts for fast and effortless replies during calls ACCESSIBLE TRANSCRIPTS & VOICEMAIL • Save and view transcripts of previous calls • Generate concise AI-powered summaries of call transcripts • Access and read fully captioned voicemail messages SMART CONTACT INTEGRATION • Easily sync contacts from your phone to the InnoCaption app • Continue using your personal cell number by combining our caller ID and call-forwarding features EMERGENCY CALLS & SPAM FILTER • Built-in spam call filter blocks high-risk calls and provides notices for potential spam calls • Make 911 emergency calls with captions* *911 service may be limited or unavailable in the event of network disruptions or degradation, service connection or internet failure, or other circumstances. For more information, visit www.innocaption.com/calling-911 Cellular data plan or Wi-Fi is required to use the service. FEDERAL LAW PROHIBITS ANYONE BUT REGISTERED USERS WITH HEARING LOSS FROM USING INTERNET PROTOCOL (IP) CAPTIONED TELEPHONES WITH THE CAPTIONS TURNED ON. IP Captioned Telephone Service may use a live operator. The operator generates captions of what the other party to the call says. These captions are then sent to your phone. There is a cost for each minute of captions generated, paid from a federally administered fund. For more information, visit us at https://www.innocaption.com For assistance, contact us at support@innocaption.com

About

HOSFU

This app transforms pelvic floor training into an engaging game. It uses smart hardware to guide users through fun challenges, track progress, and improve muscle strength and control. Designed for various users, it makes health improvement an enjoyable experience.

Highlights
  • Interactive game-based training
  • Smart hardware integration
  • Progress tracking and feedback
  • Customizable goals
  • Suitable for postpartum recovery
  • Enhances muscle strength and control
Features
Read full description

【HOSFU 让盆底训练变成趣味游戏】 HOSFU是一款结合智能硬件的互动游戏APP,让盆底肌训练告别枯燥,变成轻松有趣的挑战!你可以在游戏中完成训练任务,挑战不同关卡,解锁成就,不知不觉提升盆底肌力量、增强控制力。 核心玩法: 趣味闯关:跟随节奏、完成动作,挑战你的肌肉反应力 智能反馈:精准记录训练情况,科学指导进步 个性成长:设定目标,逐步提升盆底肌耐力与协调性 健康管理:适用于产后恢复、运动增强、久坐人群 让训练变得像游戏一样有趣,随时随地挑战自己,开启健康新体验!

Screenshots

InnoCaption4 screens
HOSFU3 screens

Verdict

The call

The clearest difference is rating: InnoCaption at 4.7 against HOSFU's 2.0. InnoCaption also leads on ratings volume (12K vs 4) and update cadence (weekly vs monthly). HOSFU's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

InnoCaption holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: InnoCaption has 12K ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

InnoCaption ships an update weekly, HOSFU monthly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
InnoCaption versus HOSFU: the parameters behind the verdict, then further details
ParameterInnoCaptionHOSFU
PriceFreeFree
Rating4.7 (12K ratings) — better2.0 (4 ratings)
Positive reviews71.2% of reviews—
Number of ratings12K — better4
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size95 MB31 MB
Age rating4+4+
DeveloperMezmo Corporation俊 胡

Customer experience

InnoCaption

All ratings12,350 ratings
Positive92.8%
Neutral4.2%
Negative3.0%
Written reviews344 reviews
Positive71.2%
Neutral5.8%
Negative23.0%

HOSFU

All ratings4 ratings
Positive25.0%
Neutral0.0%
Negative75.0%

Bugs and requests

InnoCaption

Reported bugs

3 issues
  • Incoming calls not always received or displayed
  • App crashing or freezing during calls
  • Issues with call forwarding setup

Requested features

4 requests
  • Ability to caption in-person conversations
  • Integration with video calling apps
  • Improved transcription accuracy for names and numbers
  • Option to save call transcripts locally

HOSFU

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

InnoCaption

No in-app purchases

None

HOSFU

No in-app purchases

Questions

Is InnoCaption free?
InnoCaption is free to download, with no in-app purchases.
Is HOSFU free?
HOSFU is free to download, with no in-app purchases.
Which has better reviews, InnoCaption or HOSFU?
InnoCaption is rated higher. InnoCaption averages 4.7 out of 5 from 12K ratings, while HOSFU averages 2.0 from 4 ratings.
Do InnoCaption or HOSFU have ads?
Neither InnoCaption nor HOSFU shows ads.
Which is updated more often, InnoCaption or HOSFU?
InnoCaption ships an update weekly, and HOSFU monthly. Most recently, InnoCaption was updated on October 26, 2026 and HOSFU on October 24, 2026.

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