Comparison

DartPDF vs Folio

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

Head to head
About

DartPDF

Edit, annotate, and sign PDF documents directly on your device. This app allows you to fill forms, redact sensitive information, rearrange pages, and even edit text and images within PDFs. All changes are saved locally, ensuring your data remains private.

Highlights
  • Edit text and images
  • Fill forms and add signatures
  • Redact sensitive content
  • Rearrange and export pages
  • OCR scanned PDFs
  • Full-text search
Features
Read full description

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: • Highlight, underline, strikethrough, and freehand ink • Shapes, arrows, text boxes, notes, and stamps • Edit existing text and add images • Redaction that removes the covered text and images from the file, not just from view • Fill form fields (text, checkboxes, radio buttons, dropdowns), or add your own • Drawn signatures placed anywhere, plus certificate-backed PAdES digital signatures • OCR scanned PDFs so text can be selected and searched • Reorder, delete, and export pages to a new file • Full-text search, text selection, and links • Compare two versions side by side • 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.

About

Folio

Features
Read full description

Folio is a personal workspace for the things you want to remember, make, and get done. CAPTURE YOUR THOUGHTS Write notes, organize them into notebooks, pin favorites, and build checklists. KEEP DOCUMENTS CLOSE Scan documents into editable text while keeping the original attached. Read PDFs, highlight passages, and keep linked notes alongside the source. MAKE ROOM TO DRAW Sketch on a canvas, choose colors and drawing tools, and export your work. PLAN YOUR EVERYDAY Organize tasks, keep shopping lists with totals, and collect useful information in your workspace. YOUR PERSONAL WORKSPACE Folio stores your content locally and requires no account. Export and share a copy when you choose. Optional calendar, map, and reminder features use Apple system services.

Screenshots

DartPDF3 screens
Folio4 screens

Verdict

The call

The clearest difference is update cadence: Folio at daily against DartPDF's every 4 days. DartPDF's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 18.0). On price, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DartPDF ships an update every 4 days, Folio daily. The most recent releases landed on October 13, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 6 level
DartPDF versus Folio: the parameters behind the verdict, then further details
ParameterDartPDFFolio
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 4 daysDaily — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod, Mac — betteriPhone
Requires iOS15.0 — better18.0
Further details — not scored
Size53 MB36 MB
Age rating4+4+
DeveloperRailway Engineering Solutions Pty LtdNagarjuna Reddy Bhimavarapu

In-app purchases

None

DartPDF

No in-app purchases

None

Folio

No in-app purchases

Questions

Is DartPDF free?
DartPDF is free to download, with no in-app purchases.
Is Folio free?
Folio is free to download, with no in-app purchases.
Do DartPDF or Folio have ads?
Neither DartPDF nor Folio shows ads.
Which is updated more often, DartPDF or Folio?
DartPDF ships an update every 4 days, and Folio daily. Most recently, DartPDF was updated on October 13, 2026 and Folio on October 16, 2026.

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