DartPDF vs Voxprint
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
DartPDF
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DartPDF is a PDF editor that runs entirely on your device. Open any PDF to mark it up, fill in forms, sign it, redact content, rearrange pages, or edit the text and images on the page. Changes save back to the original file. Nothing is uploaded. There's no account, no sync, and no ads. Features: β’ Highlight, underline, strikethrough, and freehand ink β’ Shapes, arrows, text boxes, notes, and stamps β’ Edit existing text and add images β’ Redaction that removes the covered text and images from the file, not just from view β’ Fill form fields (text, checkboxes, radio buttons, dropdowns), or add your own β’ Drawn signatures placed anywhere, plus certificate-backed PAdES digital signatures β’ OCR scanned PDFs so text can be selected and searched β’ Reorder, delete, and export pages to a new file β’ Full-text search, text selection, and links β’ Compare two versions side by side β’ Open password-protected files Runs on iPhone, iPad, and Mac. Opens PDFs from the Files app, share sheets, or drag-and-drop. Light and dark themes.
Voxprint
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Voxprint transcribes speech, music, and audio files entirely on your iPhone. No account, no cloud, no subscription. Your audio never leaves the device. Powered by an on-device Whisper model, Voxprint transcribes live from the microphone or from audio files you importβwhether it's your voice, song lyrics, podcasts, or lectures. Everything runs locally, so it works on a plane, in a basement, anywhere, and nothing you say is ever uploaded. FREE, FOREVER - Unlimited live microphone transcription - Transcribe music and lyrics - Auto, Tiny, and Base models - Full history, copy, and share - 12 languages with auto-detect VOXPRINT PRO, ONE PAYMENT - Unlimited audio file transcription - The Small model, the most accurate - One purchase. Not a subscription, ever. WHY VOXPRINT - On device. Your voice stays yours. - No account, no sign-up, no tracking. - No monthly fee. Own it once. Voxprint is built for people who want their words, music, and audio transcribed without uploading to a server.
Screenshots
Verdict
The clearest difference is update cadence: DartPDF at every 3 days against Voxprint's every 2 weeks. DartPDF also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DartPDF ships an update every 3 days, Voxprint every 2 weeks. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.
| Parameter | DartPDF | Voxprint |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days β better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Mac β better | iPhone, iPad, Mac |
| Requires iOS | 15.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 47 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Railway Engineering Solutions Pty Ltd | Joshua Trommel |
In-app purchases
DartPDF
No in-app purchases
Voxprint
No in-app purchases





