Comparison

Duplex Print Helper vs MDReader

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

Head to head
About

Duplex Print Helper

This app simplifies manual duplex printing by splitting PDFs into separate files for front and back pages. It guides you through the process, ensuring correct page order for both inkjet and laser printers, and works offline for privacy.

Highlights
  • Smart PDF splitting (odd/even pages)
  • Printer feed mode support (top/bottom)
  • Side-by-side PDF preview
  • Print reminder for single-sided printing
  • Offline functionality
  • Share and export split PDFs
Features
Read full description

Duplex Print Helper - Making manual duplex printing simple! [Core Features] • Split PDF into front and back pages with one tap • Supports top-feed and bottom-feed paper modes • Auto-arranges page order, no manual sorting needed • Preview, share, and print directly [Use Case] Your home printer doesn't support auto duplex printing? No problem! Just select a PDF, choose your printer's paper feed method, and the app automatically splits it into two PDFs — front and back. Print the front pages first, then reload the paper to print the back pages. Done! [Highlights] • Simple and easy — done in 3 steps • Works with all printers (inkjet, laser) Perfect for anyone who needs duplex printing but whose printer doesn't support auto duplex.

About

MDReader

Features
Read full description

MDReader opens your Markdown files and folders and renders them properly. There is no library to import into, no account to create and no sync service in the middle. Your .md files stay exactly where you put them, and MDReader reads and writes them in place. FAST, EVEN ON BIG FILES A two-tier parser scans a document in a single pass and only fully parses the blocks you can actually see. A 10 MB file opens before other editors have finished showing a spinner, and scrolling stays smooth all the way down. RENDERS THE WHOLE OF MARKDOWN GitHub-flavoured Markdown with tables, task lists you can tick straight from reading mode, footnotes that jump both ways, YAML front matter shown as a card, LaTeX math inline and display, fenced code with syntax highlighting, and Mermaid diagrams rendered offline. AN EDITOR THAT STAYS OUT OF THE WAY Live syntax highlighting, lists that continue and renumber themselves, bold/italic/link shortcuts, find and replace, table and formula inserters, and paste an image to save it next to the document. Autosave goes through the system file coordinator, so editing alongside Obsidian, git or iCloud is safe. PICKS UP WHERE YOU LEFT OFF Reading position is restored to the pixel, per document, across relaunches, rotation and window resizes. FOLDER WORKSPACES (PRO) Open a whole folder: a repository's docs, an Obsidian vault, a Zettelkasten. Fuzzy quick-open, full-text search across every file in the folder, [[wiki-links]] with a backlinks panel, a front-matter tag browser, and read-only git status per file. Changes made by other apps are picked up in place, without losing your position. MORE IN PRO PDF export and print, publishing to GitHub Gist and Telegraph, presentation mode for slides, a custom theme editor with imported fonts, focus and typewriter modes, word-count goals, reading statistics, text-to-speech with follow-along highlighting, local version history with diffs, snippets, Vim keybindings, and an AI pack that summarises and rewrites entirely on device. BUILT FOR APPLE PLATFORMS One purchase covers iPhone, iPad and Mac. Keyboard shortcuts throughout, multiple windows, menu bar commands, a Share extension, Shortcuts actions, widgets, a URL scheme, Spotlight indexing, VoiceOver labels and Dynamic Type. PRIVACY MDReader collects nothing. No analytics SDK, no account, no server of ours to talk to. The only network traffic is what your own documents ask for, such as remote images, plus the publishing integrations you set up yourself. FREE AND PRO The reader and the single-file editor are free forever: all rendering including math and syntax highlighting, the base themes, table of contents, in-file search, HTML, Markdown and plain-text export, and position restore. Pro unlocks folder workspaces and the power features above, as a one-time purchase or as a yearly subscription with a free trial. SUBSCRIPTION AND PURCHASE DETAILS MDReader Pro (Yearly) - auto-renewable subscription, 1 year, USD 9.99 per year, including a 7-day free trial for new subscribers. MDReader Pro (Lifetime) - one-time purchase, USD 24.99, not a subscription. Payment is charged to your Apple Account at confirmation of purchase. A yearly subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours before the period ends. You can manage or cancel the subscription in your Apple Account settings after purchase. Any unused portion of a free trial is forfeited when a subscription is purchased. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ App Terms of Service: https://gelfand.dev/mdreader/terms Privacy Policy: https://gelfand.dev/mdreader/privacy

Screenshots

Duplex Print Helper4 screens
MDReader4 screens

Verdict

The call

The clearest difference is iOS requirement: Duplex Print Helper at 15.0 against MDReader's 26.0. On price, update cadence, ads and in-app purchases 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. Duplex Print Helper sells 1 one-off in-app purchase and MDReader sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Duplex Print Helper ships an update fortnightly, MDReader every 2 weeks. The most recent releases landed on September 21, 2026 and September 28, 2026 respectively.

Scorecard1 real difference · 8 level
Duplex Print Helper versus MDReader: the parameters behind the verdict, then further details
ParameterDuplex Print HelperMDReader
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyFortnightlyEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, Mac
Requires iOS15.0 — better26.0
Further details — not scored
Size4 MB22 MB
Age rating4+4+
Developer诗琴 杨Daniil Nuzhdin

In-app purchases

1 purchases

Duplex Print Helper

One-time1
  • Pro Lifetime Unlock$0.99
2 purchases

MDReader

Subscriptions1
  • MDReader Pro Yearly7 Days trial$9.991 Year
One-time1
  • MDReader Pro$24.99

Questions

Is Duplex Print Helper free?
Duplex Print Helper is free to download, with in-app purchases available.
Is MDReader free?
MDReader is free to download, with in-app purchases available.
Do Duplex Print Helper or MDReader have ads?
Neither Duplex Print Helper nor MDReader shows ads.
Which is updated more often, Duplex Print Helper or MDReader?
Duplex Print Helper ships an update fortnightly, and MDReader every 2 weeks. Most recently, Duplex Print Helper was updated on September 21, 2026 and MDReader on September 28, 2026.

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