Comparison

docViewer vs Speech Air

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

Head to head
About

docViewer

Features
Read full description

"docViewer" is a “all in one” program to display any type of document, images, audio files and video files. With "docViewer" you can store an infinite number of documents in your portable device and you can visualize / share / print them whenever you want, also in offline mode. Compatible documents: - iWork documents (Pages, Numbers, Keynote) - Microsoft Office documents (Office ‘97 and newer) - Rich Text Format (RTF) documents - PDF files - Text files (TXT) documents - Comma-separated value (csv) files - Images - Audio files (normal playback or with HiFi) - Video files (normal play, with external televisions, with video projectors) - Zip files (view contents) Archive (Flash Drive feature): - Local archive of documents: you can save all the documents that you want in the internal memory of the device, take them with you and view them offline (no internet connection is required) Typical usage: - import documents (e.g. email attachments, pdf, doc, pages, etc...) - save them to the device's memory (internal storage - once imported, an internet connection is not required to work on the document) - view them - edit them (add freehand text, text written with the keyboard, drawings, highlight, underline, delete, color, review, correct, etc...) - search for words in the document - save the modified document to files - print - share or forward by email Rename documents: - Tap and hold your finger on the document file name for 1.5 seconds to rename the document Documents Sharing: - "ITunes File Sharing" - "Open In" - "Importing documents”: from email attachments, from Safari, from other installed applications, from Dropbox, iCloud Drive, AirDrop, etc... - "Exporting documents”: with other applications installed, Dropbox, iCloud Drive, AirDrop, etc... - "Publishing documents”: on Facebook and Twitter - "Sending documents”: with an email, iMessage, WhatsApp, etc… - Copy / Paste Document print: - AirPrint - Export to PDF file format (zoom with two fingers the print preview and share the generated PDF using the share button) Document visualization: - Viewing documents in full screen (Portrait, Landscape) - Zoom (pinching the screen with two fingers) - Pan (by dragging a finger across the screen) - Zoom IN/OUT automatically (double tap) - Horizontal swipe (quickly) to move from one document / song / video / photo to another one Vocal reading of documents: - Using Siri Dictionary: - Definition of terms highlighted in the document by using the multilingual dictionary Application Type: - UNIVERSAL APP (you pay only once and you can run on all your devices)

About

Speech Air

Convert any text, document, or PDF into natural-sounding audio. This app offers a lifelike listening experience for ebooks, articles, and more, with adjustable playback speed and the ability to scan text from images.

Highlights
  • Convert PDFs, docs, and text to audio
  • Natural AI voice reader
  • Ebook and novel reader functionality
  • Scan and read text from images
  • Adjustable playback speed
  • Podcast and storyteller mode
Features
Read full description

Transform Any Text into Audio in Seconds. Speech Air is the ultimate text-to-speech solution, allowing you to convert any PDF, docs, news, or txt files into high-quality audio. Whether you're looking for an ebook reader, a natural reader, or a voice app that reads for you, Speech Air makes content accessible and convenient. Just paste your text, press play, and read aloud with an AI voice that sounds natural and engaging. Listen effortlessly as you work, commute, or relax. Key Features: ▶ Read Aloud Anything – Convert pdfs, web articles, books, or documents into speech. ▶ AI Voice & Natural Reader – Enjoy a lifelike listening experience with advanced speech technology. ▶ Ebook Reader & Novel Reader – Use it as a book reading app or epub reader to listen to your favorite stories. ▶ Listen Everywhere – Whether you're driving, exercising, or cooking, take your content on the go. ▶ Scan and Read – Quickly extract and convert text from images and scanned documents. ▶ Read Text Aloud with Speed Control – Adjust playback speed to match your learning style. ▶ Podcast & Storyteller Mode – Turn any article or news into an audio experience. ▶ Bible Audio Book & Bible Reading – Perfect for listening to scriptures hands-free. ▶ PDF Reader with Text to Voice – Convert PDFs into audio and listen instantly. ▶ Ultimate PDF Reader & File Assistant – A complete PDF reader, file manager, and audio transcription solution. ▶ Text-to-Voice too – Use it to convert text, organize documents, or even play books in audiobook style. Upgrade with Air Apps One Subscribe to Air Apps One and unlock 30+ premium apps for productivity, fitness, learning, and more—all in one seamless subscription. Subscription Options: 1-Week - $4.99 1-Month - $9.99 1-Year - $69.99 Manage & Cancel Anytime Payments will be charged to your iTunes account at purchase confirmation and at the start of each renewal. Free trials automatically convert to paid plans unless canceled at least 24 hours before renewal in iTunes settings. Cancellation takes effect after the current period ends, and you’ll be downgraded to the free version. Unused trial time is forfeited upon upgrading to a paid plan. EU users can cancel within 14 days via the Apple App Store. Refunds are not available once the app has been downloaded and used. Stay Connected Web: https://airapps.co LinkedIn: AirApps Instagram: @airappsco Facebook: @airappsco Privacy Policy: https://airapps.co/privacy Terms of Use: https://airapps.co/terms Support: Contact us at support@airapps.co

Screenshots

docViewer4 screens
Speech Air4 screens

Verdict

The call

The clearest difference is price: Speech Air at Free against docViewer's $0.99. Speech Air also leads on update cadence (every 5 weeks vs every 38 months). docViewer's advantage is in-app purchases (none vs 12). On ads, device support and iOS requirement 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

Speech Air is free to download; docViewer costs $0.99 up front. Speech Air sells 11 in-app purchases, starting at $4.99 per 7 days. docViewer asks for nothing beyond the download.

UpkeepUpdate frequency

docViewer ships an update every 38 months, Speech Air every 5 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard3 real differences · 7 level
docViewer versus Speech Air: the parameters behind the verdict, then further details
ParameterdocViewerSpeech Air
Price$0.99Free — better
Rating—3.9 (340 ratings) — better
Positive reviews—27.6% of reviews
Number of ratings—340 — better
Update frequencyEvery 38 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size1 MB669 MB
Age rating4+4+
DeveloperGianluca NataliniAir Apps Systems

Bugs and requests

docViewer

Not enough reviews yet to summarise bugs or requests.

Speech Air

Reported bugs

4 issues
  • Voices keep changing unexpectedly
  • Reading stops and skips paragraphs
  • Inability to save/restore voice settings
  • Subscription issues, still being charged after cancellation

Requested features

3 requests
  • Add ability to export audio files
  • Improve compatibility with ebooks and textbooks
  • Provide more free features without subscription

In-app purchases

None

docViewer

No in-app purchases

11 purchases

Speech Air

Subscriptions11
  • Air Apps One - 1 Week$4.997 Days
  • Air Apps One - 1 Week$5.997 Days
  • Air Apps One - 1 Week$6.997 Days
Show 8 more
  • Air Apps Pro3 Days trial$9.997 Days
  • Air Apps One - 1 Week$9.997 Days
  • Air Apps One Welcome - 1 Week3 Days trial$9.997 Days
  • Air Apps One - 1 Month2 variants$19.991 Month
  • Air Apps Pro3 Days trial$19.991 Month
  • Air Apps Pro3 Days trial$69.991 Year
  • Air Apps One - 1 Year$69.991 Year
  • Air Apps One - 1 Month$199.991 Month

Questions

Is docViewer free?
docViewer costs $0.99, with no in-app purchases.
Is Speech Air free?
Speech Air is free to download, with in-app purchases available.
Do docViewer or Speech Air have ads?
Neither docViewer nor Speech Air shows ads.
Which is updated more often, docViewer or Speech Air?
docViewer ships an update every 38 months, and Speech Air every 5 weeks. Most recently, docViewer was updated on October 29, 2026 and Speech Air on October 27, 2026.

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