Comparison

Lectory vs Do Scan

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

Head to head
About

Lectory

Features
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TURN ANY TEXT INTO AUDIO WITH LECTORY Revolutionize the way you read with cutting-edge voice technology. Listen to documents, books, or any text while working out, driving, or doing other tasks. Lectory instantly transforms any written content into natural, high-quality audio. MAIN FEATURES: • TURN BOOKS INTO AUDIOBOOKS Snap a photo of any printed page and Lectory will read it aloud with smooth, natural voices. • TRANSLATE & LISTEN IN ANY LANGUAGE Import or scan text in any language and listen to it translated into your preferred language. • SPEED UP YOUR READING Adjust playback speed from 200 to 600 words per minute — up to 4x faster than traditional reading. You choose the pace that fits you best, gaining more knowledge in less time. • NATURAL & EXPRESSIVE VOICES Enjoy clear, easy-to-follow voices — just like those you hear every day. • TOTAL FLEXIBILITY Convert text from images, documents, or any photo of any surface into ready-to-listen audio. ADDITIONAL BENEFITS: • WORD-BY-WORD HIGHLIGHTING Follow along as the text is highlighted in sync with the audio to boost comprehension and retention. • BACKGROUND PLAYBACK Keep listening while you drive, work out, or multitask. • AUTO DARK MODE Lectory adapts to protect your eyes during nighttime reading sessions. • UNIVERSAL ACCESSIBILITY Perfect for users with dyslexia, ADHD, low vision, or other reading challenges. TEXT-TO-SPEECH & INTERFACE AVAILABLE IN: English, Spanish, French, German, Italian, Portuguese, Chinese, Japanese, Korean, Arabic, Russian, Hindi, Dutch, Swedish, Danish, Finnish, Norwegian, Polish, Czech, Romanian, Slovak, Turkish, Greek, Hebrew, Hungarian, Indonesian, Croatian, and more. OUR MISSION Lectory was built to democratize global, multilingual reading access. Students, professionals, and reading enthusiasts already use Lectory to break language barriers and expand their knowledge. DOWNLOAD LECTORY & START NOW! Enjoy the freedom of listening to any text, anytime, anywhere. FREE TRIAL available. • Privacy Policy: https://lectory.myspeech.app/privacy-policy/ • Terms of Service: https://lectory.myspeech.app/terms-of-use/

About

Do Scan

This app transforms your device into a powerful, private document scanner and PDF toolkit. It offers on-device processing for scanning, signing, editing, and converting documents without subscriptions or cloud reliance.

Highlights
  • On-device scanning and processing
  • Advanced OCR for searchable PDFs
  • Full PDF editing suite
  • Multiple file format conversion to PDF
  • Signature and annotation tools
  • Password protection for PDFs
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The anti-subscription scanner. One-time purchase, no account, no cloud. Scan, sign, annotate, merge, compress, and convert — all on-device. Do Scan turns your iPhone and iPad into a fast, private document scanner and a full PDF toolkit. Scan anything to a crisp, searchable PDF in seconds. No account. No cloud. No subscription. You pay once and own it forever. Everything runs on your device. Your documents are never uploaded, tracked, or synced to anyone's server — because there is no server. Paperwork, finally, on your terms. SCAN LIKE A PRO • Automatic edge detection and perspective correction • Multi-page scanning — capture a whole stack in one session • Color, Grayscale, and Black & White filters, re-applied anytime • Razor-sharp output tuned for text and receipts ADVANCED OCR ON EVERY PAGE • Built-in text recognition reads every page automatically • Produces true searchable PDFs — select, copy, and find text • Search your entire library by the words inside your documents • Smart title suggestions from the first page — no typing required A COMPLETE PDF EDITOR • Annotate and mark up with Apple Pencil or your finger; highlight, draw, write • Add your signature once and drop it on any document • Reorder, rotate, and delete pages with a visual page editor • Merge multiple documents into one PDF • Reduce file size with Small / Medium / Large compression — perfect for email • Password-protect and lock sensitive PDFs • Convert to PDF/A for long-term archiving CONVERT ANYTHING TO PDF • Word to PDF (.doc, .docx) • PowerPoint to PDF (.ppt, .pptx) • Photos to PDF — pick multiple images, merge or keep separate • RTF, TXT, and HTML to PDF • Import existing PDFs to organize, mark up, and sign ORGANIZED & FAST • Mark favorites and jump to them with one tap • Full-text search across every scan • iPhone and iPad, with a layout built for each • Light and dark mode, with adjustable interface scale PRIVACY IS THE PRODUCT Do Scan was built for people who are done renting their own scanner. There's no login, no analytics, no telemetry, and no network access. We can't see your documents — and we never will. While most scanner apps charge a subscription year after year, Do Scan is a single one-time purchase. Pay once, and it's yours for good. Pay once. Scan forever. Everything stays on your device.

Screenshots

Lectory4 screens
Do Scan4 screens

Verdict

The call

The clearest difference is price: Lectory at Free against Do Scan's $14.99. Do Scan's advantage is in-app purchases (none vs 2) and update cadence (every 10 days vs every 4 months). 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

Lectory is free to download; Do Scan costs $14.99 up front. Lectory sells 2 in-app purchases, starting at $1.99 per 7 days. Do Scan asks for nothing beyond the download.

UpkeepUpdate frequency

Lectory ships an update every 4 months, Do Scan every 10 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 6 level
Lectory versus Do Scan: the parameters behind the verdict, then further details
ParameterLectoryDo Scan
PriceFree — better$14.99
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 4 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Paid
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.616.0 — better
Further details — not scored
Size9 MB6 MB
Age rating4+4+
DeveloperDaniel PerlerAAmmar Ahmad

In-app purchases

2 purchases

Lectory

Subscriptions2
  • Weekly Subscription3 Days trial$1.997 Days
  • Annual Subscription$19.991 Year
None

Do Scan

No in-app purchases

Questions

Is Lectory free?
Lectory is free to download, with in-app purchases available.
Is Do Scan free?
Do Scan costs $14.99, with no in-app purchases.
Do Lectory or Do Scan have ads?
Neither Lectory nor Do Scan shows ads.
Which is updated more often, Lectory or Do Scan?
Lectory ships an update every 4 months, and Do Scan every 10 days. Most recently, Lectory was updated on October 25, 2026 and Do Scan on October 24, 2026.

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