Comparison

Text to Speech PDF Reader vs PDF Docs Voice Aloud Reader HD

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

Head to head
About

Text to Speech PDF Reader

Listen to your PDF documents with a variety of high-quality voices and languages. The app highlights words as it reads, automatically scrolls pages, and remembers your reading progress. Save and access specific text sections as highlights.

Highlights
  • Listen to PDF documents
  • Multiple high-quality voices and languages
  • Word highlighting and automatic scrolling
  • Resume reading from last position
  • Save and access text highlights
  • Crop feature to skip content
  • Sync documents across devices
Features
Read full description

Read along to enhance comprehension or just kick back and listen to any PDF. * Dozens of high-quality voices in multiple languages to choose from with additional voices available to download on your device for free. * Choose a primary and secondary voice and switch between them easily as you read. * The app will highlight words as it reads and scroll the page automatically. * The app will remember where you left off and scroll to that position automatically next time you open a document. * Select any portion of text to save it as a highlight. * Tap any of your saved highlights and the app will open the pdf and scroll to the appropriate position. * Use the crop feature to skip repeated content that you don't want the app to read. * Support for dynamic type. * Support for Dark Mode. * Save as many pdfs as you want. * Optionally sync your documents with all of your iOS/iPadOS devices. If you enjoy the app please let us know through the in-app contact form and don't forget to rate us! Thank you for trying TTS PDF. --- "TTS PDF Yearly" is an annual auto-renewable subscription for $9.99. Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You can turn off auto-renew up to 24 hours before your next subscription payment is due via your App Store settings page. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Terms of Use: https://bretlester.com/app_content/ttspdf_terms.html Privacy Policy: https://bretlester.com/app_content/ttspdf_privacy_policy.html

About

PDF Docs Voice Aloud Reader HD

This app reads PDF documents aloud using natural-sounding text-to-speech technology. It supports a wide range of languages and voices, making it ideal for users who are busy, have reading difficulties, or prefer an auditory learning experience.

Highlights
  • Reads PDF documents aloud
  • Natural sounding text-to-speech
  • Supports 40+ languages and voices
  • File sharing via iTunes
  • Subscription for unlimited access
Features
Read full description

Are you too busy to read pdf documents? Or maybe you have health problems that make reading difficult? If so, then you must try this app. The app can read aloud any pdf document that you have. This app converts text to a natural sounding voice. The highest quality text to speech App available for the iPhone, iPod Touch, and now iPad! Use iTunes to share files between your computer and the app. VOICES SUPPORT Choose from 40 languages, listen in different voices Supports text-to-speech in the following languages: English, Chinese, French, Albanian, Icelandic, Polish, Korean, Japanese, Catalan, Afrikaans, Danish, German, Russian, Finnish, Haitian Creole, Dutch, Czech, Croatian, Latvian, Romanian, Macedonian, Norwegian, Portuguese, Swedish, Serbian, Slovak, Swahili, Turkish, Welsh, Spanish, Greek, Hungarian, Italian, Hindi, Indonesian, and Vietnamese. • You can subscribe for unlimited access to all features within the app • Subscriptions are billed monthly or annually at the rate selected depending on the subscription plan. Following are the payment models for premium subscriptions: • Monthly Subscription: 1 week free trial then $4.99 per month • Yearly Subscription: 1 week free trial then 39.99 per year • Payment will be charged to iTunes Account at confirmation of purchase. • Account will be charged for renewal within 24-hours prior to the end of the current subscription period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period will be forfeited when the user purchases a subscription to that publication. Privacy Policy: https://www.byteflowapps.com/PDFVoiceAloud/policies/Privacy/ Terms of Use: https://www.byteflowapps.com/PDFVoiceAloud/policies/TermsOfUse/ GOT QUESTIONS? CAN'T FIGURE OUT HOW TO DO SOMETHING? Please email us at support@epicscanner.com and we’ll help you figure it out.

Screenshots

Text to Speech PDF Reader4 screens
PDF Docs Voice Aloud Reader HD4 screens

Verdict

The call

The clearest difference is monetization model: PDF Docs Voice Aloud Reader HD at free with in-app purchases against Text to Speech PDF Reader's subscription. PDF Docs Voice Aloud Reader HD also leads on iOS requirement (13.0 vs 16.0). Text to Speech PDF Reader's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume 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. Text to Speech PDF Reader sells 10 in-app purchases, starting at $0.99 per 7 days and PDF Docs Voice Aloud Reader HD sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Text to Speech PDF Reader against 4.6 for PDF Docs Voice Aloud Reader HD. Both are backed by a comparable volume of ratings — 552 and 1.2K respectively. Written reviews are what separate them: 44% of Text to Speech PDF Reader's written reviews are positive against 50% of PDF Docs Voice Aloud Reader HD's.

UpkeepUpdate frequency

Text to Speech PDF Reader ships an update every 10 days, PDF Docs Voice Aloud Reader HD every 2 weeks. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
Text to Speech PDF Reader versus PDF Docs Voice Aloud Reader HD: the parameters behind the verdict, then further details
ParameterText to Speech PDF ReaderPDF Docs Voice Aloud Reader HD
PriceFreeFree
Rating4.5 (552 ratings)4.6 (1.2K ratings) — better
Positive reviews44.0% of reviews50.3% of reviews — better
Number of ratings5521.2K — better
Update frequencyEvery 10 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.013.0 — better
Further details — not scored
Size12 MB22 MB
Age rating4+4+
DeveloperBret LesterAmad Marwat

Customer experience

Text to Speech PDF Reader

All ratings552 ratings
Positive86.1%
Neutral4.0%
Negative10.0%
Written reviews134 reviews
Positive44.0%
Neutral5.2%
Negative50.7%

PDF Docs Voice Aloud Reader HD

All ratings1,230 ratings
Positive91.9%
Neutral3.7%
Negative4.5%
Written reviews147 reviews
Positive50.3%
Neutral6.8%
Negative42.9%

User reviews

Text to Speech PDF Reader

From 552 App Store ratings

What we love

  • 🚀 Simple and works
  • 🚀 Saving my life
  • 🚀 Fantastic app
  • 🚀 Awesome app
  • 🚀 Turns my PDFs to Audio Books

Room to improve

  • 🐛 Does not read alternate text
  • 🐛 Not reading clear anymore
  • 🐛 Rubbish
  • 🐛 Garbage
  • 🐛 Crashed every time I opened it

PDF Docs Voice Aloud Reader HD

From 1.2K App Store ratings

What we love

  • 🚀 Clear voices
  • 👍 Great functionality
  • 💡 Variety of voices
  • 👍 Works well for a free app
  • 🚀 Useful for reading PDFs aloud

Room to improve

  • 🐛 Robotic/artificial voices
  • 🐛 Pronunciation issues
  • 🐛 Buggy/crashes frequently
  • 🐛 Compatibility issues
  • 🔋 High battery consumption

Bugs and requests

Text to Speech PDF Reader

Reported bugs

8 issues
  • Skips paragraphs and double plays when pausing
  • Erased files without consent
  • Doesn't work with two-column text
  • Reads text backwards
  • Unable to copy/paste or open certain files
Show 3 more
  • Skips sentences and doesn't read column text in the correct order
  • Skips whole paragraphs
  • Glitches and gets stuck in a reading loop

Requested features

7 requests
  • Add ability to read alternate text (alttext) in PDFs
  • Improve voice quality and options
  • Add ability to organize files in folders
  • Add mobile-friendly version
  • Improve handling of scanned/column PDFs
Show 2 more
  • Add ability to skip headers/page numbers
  • Improve pronunciation of uncommon words

PDF Docs Voice Aloud Reader HD

Reported bugs

5 issues
  • Reads letters instead of words
  • Repeats the same line multiple times
  • Reads from bottom to top
  • Playback issues (getting stuck, not working)
  • Compatibility problems on certain devices

Requested features

5 requests
  • Ability to start reading from a chosen point
  • Option to remove ads through a one-time purchase
  • Support for more languages
  • Smoother voice transitions
  • Improved handling of technical terms and abbreviations

In-app purchases

10 purchases

Text to Speech PDF Reader

Subscriptions9
  • TTSPDF Unlimited Weekly7 Days trial$0.997 Days
  • TTS PDF Yearly7 Days trial$9.991 Year
  • Premium Weekly$9.997 Days
Show 6 more
  • Premium Weekly7 Days trial$9.997 Days
  • TTS PDF Basic7 Days trial$12.991 Year
  • Premium Monthly$29.991 Month
  • Premium Monthly7 Days trial$29.991 Month
  • Premium Annual$119.991 Year
  • Premium Annual7 Days trial$119.991 Year
One-time1
  • 1 Million Characters$39.99
3 purchases

PDF Docs Voice Aloud Reader HD

Subscriptions3
  • Speechify Text to Speech Audio$1.997 Days
  • Voice Dream Read Aloud PDF$4.991 Month
  • Voice Aloud Reader Speechify +3 Days trial$39.991 Year

Questions

Is Text to Speech PDF Reader free?
Text to Speech PDF Reader is free to download, with in-app purchases available.
Is PDF Docs Voice Aloud Reader HD free?
PDF Docs Voice Aloud Reader HD is free to download, with in-app purchases available.
Which has better reviews, Text to Speech PDF Reader or PDF Docs Voice Aloud Reader HD?
PDF Docs Voice Aloud Reader HD is rated higher. Text to Speech PDF Reader averages 4.5 out of 5 from 552 ratings, while PDF Docs Voice Aloud Reader HD averages 4.6 from 1.2K ratings.
Do Text to Speech PDF Reader or PDF Docs Voice Aloud Reader HD have ads?
PDF Docs Voice Aloud Reader HD shows ads; Text to Speech PDF Reader does not.
Which is updated more often, Text to Speech PDF Reader or PDF Docs Voice Aloud Reader HD?
Text to Speech PDF Reader ships an update every 10 days, and PDF Docs Voice Aloud Reader HD every 2 weeks. Most recently, Text to Speech PDF Reader was updated on September 23, 2026 and PDF Docs Voice Aloud Reader HD on September 24, 2026.

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