Comparison

Form Memos vs PDF Studio

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

Head to head
About

Form Memos

Features
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Organize notes, lists, records, and ideas with the clarity of forms. Form Memos is an app for creating memos as forms. Unlike traditional free-form notes, you can use form itemsβ€”such as text fields, labels, and imagesβ€”to build flexible, well-organized memo templates. You can also use Canvas to freely place, resize, and rotate controls in a fixed area, making it easy to create freer layouts like layered text and images. Create Memo Templates β€’ Freely switch between Editing View, Memo View, and Reading View on iPhone β€’ Easily add form items like labels, text fields, images, switches, dates, and more β€’ Group related form items into sections to make content easier to browse and fill in β€’ Use Markdown, ratings, radio buttons, checkboxes, buttons, message bubbles, and other components β€’ Add a horizontal multi-image layout to insert several photos at once β€’ Use the input bar at the bottom of Editing View to type text or add photos, then preview and quickly insert matching form items β€’ Save frequently used form items as templates to reuse them faster β€’ On supported systems, use the document browser to create a new document or find a recent one (requires iOS 18) Canvas β€’ Use the Canvas form item to freely place, resize, and rotate controls in a fixed area β€’ Easily create freer layouts such as layered text and images β€’ Support layers, grouping, and locking, plus gradients, materials, QR codes, barcodes, and more β€’ Save canvas layouts as templates to reuse across documents Powerful Editor β€’ Replace default text and images with your own content β€’ Apply built-in system colors to labels, text fields, images, and more β€’ Enhance documents with more than 4,000 icons from SF Symbols β€’ Apply rich fonts to text β€’ Set button actions such as calling, emailing, or opening a link iCloud β€’ Automatically sync across your other devices with iCloud β€’ Form Memos automatically saves your documents as you make changes Share Your Work β€’ Use AirDrop to send your document to anyone nearby β€’ Quickly and easily share a link via Mail or Messages β€’ Export your document as an image Forms Pro β€’ Password-protect a document β€’ Undo and redo changes freely β€’ Copy and paste items effortlessly β€’ View canvases and advanced items without watermarks Without a subscription, you can still create and preview every form item type; some premium components show a watermark. Some features may require internet access; additional fees and terms may apply. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PDF Studio

Features
Read full description

PDF Studio β€” your complete PDF solution for iPhone and iPad. Scan, edit, sign, convert, and manage documents with professional-grade tools, all in one app. SCAN & DIGITIZE β€’ Intelligent document scanner with auto-edge detection β€’ Multi-page scanning in seconds β€’ High-quality PDF output from any paper document EDIT & ANNOTATE β€’ Add text, images, and shapes to any PDF β€’ Highlight, underline, and strike through text β€’ Draw and sketch with precision tools β€’ Reorder, rotate, and delete pages SIGN DOCUMENTS β€’ Create and save multiple signatures β€’ Sign contracts, forms, and agreements instantly β€’ Professional digital signatures CONVERT ANYTHING β€’ PNG, JPG, HEIC, WebP β†’ PDF β€’ PDF β†’ PNG, JPG images β€’ TXT ↔ PDF conversion β€’ Batch convert multiple files COMPRESS & OPTIMIZE β€’ Reduce PDF size up to 70% β€’ Three compression levels: Light, Medium, Maximum β€’ Perfect for email attachments and sharing POWERFUL TOOLS β€’ OCR: Extract text from images and scans β€’ Merge: Combine multiple PDFs into one β€’ Split: Separate PDF into individual pages β€’ Print: Direct printing to any AirPrint device ORGANIZE YOUR FILES β€’ Create folders and organize documents β€’ Quick search across all files β€’ Favorites for fast access β€’ Recent files tracking CLOUD SYNC β€’ Automatic iCloud synchronization β€’ Access documents on all your Apple devices β€’ Secure cloud backup WHY PDF STUDIO? No watermarks on your documents Works offline β€” no internet required Privacy first β€” files stay on your device Clean, intuitive interface Regular updates with new features Perfect for students, professionals, and anyone who works with documents. Download PDF Studio and take control of your PDFs today! Download PDF Studio today and experience the most powerful PDF toolkit for iOS! Terms of Use: https://github.com/spiroba/pdf-studio-legal/blob/main/TERMS_OF_USE.md

Screenshots

Form Memos4 screens
PDF Studio4 screens

Verdict

The call

The clearest difference is update cadence: PDF Studio at every 2 weeks against Form Memos's every 2 months. 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Form Memos sells 2 in-app purchases, starting at $0.99 per month and PDF Studio sells 3 in-app purchases, starting at $2.49 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Form Memos ships an update every 2 months, PDF Studio every 2 weeks. The most recent releases landed on September 30, 2026 and September 14, 2026 respectively.

Scorecard1 real difference Β· 5 level
Form Memos versus PDF Studio: the parameters behind the verdict, then further details
ParameterForm MemosPDF Studio
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 weeks β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad β€” better
Requires iOS17.0 β€” better17.6
Further details β€” not scored
Size25 MB6 MB
Age rating4+4+
Developerθ‚²θ‰― ι‚±Boris Spiro

In-app purchases

2 purchases

Form Memos

Subscriptions2
  • Monthly Plan1 Month trial$0.991 Month
  • Yearly Plan1 Month trial$9.991 Year
3 purchases

PDF Studio

Subscriptions3
  • Weekly Premium$2.497 Days
  • Monthly Premium$4.991 Month
  • Annual Premium$29.991 Year

Questions

Is Form Memos free?
Form Memos is free to download, with in-app purchases available.
Is PDF Studio free?
PDF Studio is free to download, with in-app purchases available.
Do Form Memos or PDF Studio have ads?
Neither Form Memos nor PDF Studio shows ads.
Which is updated more often, Form Memos or PDF Studio?
Form Memos ships an update every 2 months, and PDF Studio every 2 weeks. Most recently, Form Memos was updated on September 30, 2026 and PDF Studio on September 14, 2026.

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