Comparison

IRIScan Book vs HeyReader

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

Head to head
About

IRIScan Book

Wirelessly transfer scanned documents from a portable scanner to your iOS devices. Capture pages from books and magazines without damaging them, saving scans to a MicroSD card for easy transfer.

Highlights
  • Wireless document transfer
  • Scan books and magazines
  • Save scans to MicroSD
  • Transfer to iPad/iPhone
  • Portable scanner integration
Features
Read full description

IRIScan™ Book App allows you to transfer your scaned documents via Wifi from your IRIScan™ Book Executive 3 portable scanner to your iPad®, iPhone®. IRIScan™ Book Executive 3 is a portable scanner that allows you to scan books and magazines anytime, anywhere and without ripping pages off. Simply roll your way across the document, and your scan will be saved automatically onto the MicroSD™ card and ready to be transferred via Wifi to your iPad®, iPhone®.

About

HeyReader

This app provides an audio assistant for physical books. Upload the book's PDF, and then ask questions aloud about terms or concepts. The app searches your book and speaks the answers, helping you stay focused on reading.

Highlights
  • Voice-activated questions
  • Answers read aloud
  • Searches book PDF
  • Focuses on physical reading
  • Requires book PDF
Features
Read full description

While reading your physical book, ask HeyReader about any term you don't understand, and it answers aloud. That way your focus stays on the page. Best with Meta Ray-Bans. Any Bluetooth headphones work too. Using HeyReader: 1. Upload PDF 2. Start reading your physical copy 3. Say "Hey Reader" to ask questions and hear answers What you need: 1. Physical book 2. PDF version of the same book 3. Meta Ray-Bans, or any Bluetooth headphones *The assistant searches the book PDF for citation backed answers. New terms in your book send you to ChatGPT or Google on your phone. Every switch over makes it less likely you come back to the reading. (According to Microsoft and UC Irvine researchers, "it takes 23 minutes to resume an interrupted task”.¹) Keep your 23 minutes -- HeyReader searches the book and answers by voice, so your focus stays on the page. Terms of Use: https://tryreader.app/terms Privacy Policy: https://tryreader.app/privacy License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ¹ (Mark et al., CSCW 2015)

Screenshots

IRIScan Book4 screens
HeyReader3 screens

Verdict

The call

The clearest difference is review sentiment: HeyReader at 100% against IRIScan Book's 0%. HeyReader also leads on rating (5.0 vs 1.0) and update cadence (weekly vs every 30 months). IRIScan Book's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On price and ads 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. HeyReader sells 2 in-app purchases, starting at $6.99 per month. IRIScan Book asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HeyReader holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 0% of IRIScan Book's written reviews are positive against 100% of HeyReader's.

UpkeepUpdate frequency

IRIScan Book ships an update every 30 months, HeyReader weekly. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

Scorecard8 real differences · 2 level
IRIScan Book versus HeyReader: the parameters behind the verdict, then further details
ParameterIRIScan BookHeyReader
PriceFreeFree
Rating1.0 (1 ratings)5.0 (4 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings14 — better
Update frequencyEvery 30 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS6.0 — better26.0
Further details — not scored
Size5 MB36 MB
Age rating4+4+
DeveloperI.R.I.S. s.a.Roshan Gill

Customer experience

IRIScan Book

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews27 reviews
Positive0.0%
Neutral3.7%
Negative96.3%

HeyReader

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

IRIScan Book

No in-app purchases

2 purchases

HeyReader

Subscriptions2
  • Pro Monthly$6.991 Month
  • Pro Annual$62.991 Year

Questions

Is IRIScan Book free?
IRIScan Book is free to download, with no in-app purchases.
Is HeyReader free?
HeyReader is free to download, with in-app purchases available.
Which has better reviews, IRIScan Book or HeyReader?
HeyReader is rated higher. IRIScan Book averages 1.0 out of 5 from 1 ratings, while HeyReader averages 5.0 from 4 ratings.
Do IRIScan Book or HeyReader have ads?
Neither IRIScan Book nor HeyReader shows ads.
Which is updated more often, IRIScan Book or HeyReader?
IRIScan Book ships an update every 30 months, and HeyReader weekly. Most recently, IRIScan Book was updated on October 23, 2026 and HeyReader on October 25, 2026.

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