Comparison

PDF Tools vs Grail Spark

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

Head to head
About

PDF Tools

Easily manipulate PDF files with a comprehensive suite of tools. Split, merge, delete, extract, lock, unlock, rotate pages, and add text watermarks to your documents.

Highlights
  • Split PDF into multiple documents
  • Merge multiple PDFs into one
  • Delete specific pages
  • Extract specific pages
  • Add password protection
  • Remove password protection
  • Rotate pages (90°, 180°, 270°)
  • Add text watermarks
Features
Read full description

• SPLIT - Split a PDF file into multiple documents by specifying page points, number of output files or number of pages per file. A free and easy to use tool to separate PDF pages: PDF Tools is a free of charge PDF splitter that allows you to split pages of any PDF document no matter the length or file size. • MERGE - Merge many PDFs into a single document. you can quickly and easily merge different files into one PDF file. These different file types will first be converted to PDF and then will be merged. For instance, would you like to have a Word-, Excel-, PDF-, PNG-, JPG-, GIF- and Mail file orderly in one document. • DELETE PAGES - Delete specific pages from a PDF file. Select and remove the PDF pages you don’t need. Get a new file without your deleted pages. • EXTRACT PAGES - Extract specific pages from a PDF file. To quickly select multiple pages in your PDF, you can use keyboard shortcuts. Once you've selected pages, click the Extract button to create your new PDF document. • LOCK - Add password to a PDF file. To secure your PDF documents from unauthorized access like copying or printing, you should password-protect your file! Protect PDF files by adding a password and encrypting it. • UNLOCK - Remove password from a PDF file. Removing passwords from PDFs is definitely tricky but not impossible. You can use unlock a locked PDF. • ROTATE PAGES - Rotate pages from portrait to landscape or vice-versa (90°, 180°, 270° clockwise) It can improve the legibility of the text or make it readable in the first place. • TEXT WATERMARK - Add text watermarks, headers, footers and even page numbers. Change font type and transparency too. it is possible to have a watermark in whatever design you want. With this app, you can add a watermark to one or several PDFs in one go and on any device. Merge PDF | Split PDF | Delete page | Extract Page | Lock - Unlock PDF | Rotate Pages | Add Watermark | Merge Multiple PDF Files (PDF Combines) With PDF Tools - Merge, Rotate, Split & PDF utility app helps you to modify pdf files. Merge or Combine two or more PDF files into a single PDF file. Split, Extract, Reorder or Delete PDF pages from a PDF file into a new file. Add Stylized Text Stamp. Convert PS files into PDF files so Adobe Reader can read them. Create a transparent image with options to adjust transparency options. Delete, Flatten or List the PDF Form Fields inside a PDF file. For more information : Privacy Policy : http://nhapplab.in/privacy_policy.html Terms of Use : http://nhapplab.in/terms_of_use.html

About

Grail Spark

Features
Read full description

Grail Spark turns your camera into a figure expert. Point it at any anime figure and get the answer collectors actually want: what is this, what's it worth, and is it legit? IDENTIFY THE EXACT RELEASE Not just the character — the manufacturer, the scale or line, and the specific version. Re-releases, exclusives and repaints all look alike; Grail Spark tells them apart. CHECK THE MARKET VALUE See a realistic aftermarket range for the exact piece you're holding, so you know whether that listing is a steal or a rip-off. BOOTLEG RED FLAGS Popular figures get faked constantly. Grail Spark tells you how commonly a piece is bootlegged and what to look at — paint on the eyes, base texture, seam quality. TRACK YOUR SHELF Every scan can go into your collection with its estimated value, so you always know what the whole shelf is worth. Rarity tiers from Common to Grail. GRAIL SPARK PRO - Unlimited scans - Deep Scan — a thorough second pass on the exact release - Full collection value tracking Free to try: one scan a day, no account needed. Note: identifications and values are AI-generated estimates for reference only. A photo cannot prove authenticity — always verify before you buy or sell. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://figsnap-api.fly.dev/privacy

Screenshots

PDF Tools4 screens
Grail Spark4 screens

Verdict

The call

The clearest difference is ads: Grail Spark at none against PDF Tools's shown. Grail Spark also leads on update cadence (weekly vs every 7 months). PDF Tools's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price 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. PDF Tools sells 3 in-app purchases, starting at $4.99 per 7 days and Grail Spark sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PDF Tools ships an update every 7 months, Grail Spark weekly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Tools versus Grail Spark: the parameters behind the verdict, then further details
ParameterPDF ToolsGrail Spark
PriceFreeFree
Rating4.0 (28 ratings) — better—
Positive reviews46.7% of reviews—
Number of ratings28 — better—
Update frequencyEvery 7 monthsWeekly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better17.0
Further details — not scored
Size50 MB1 MB
Age rating4+4+
DeveloperNalin SavaliyaYu Zhao

In-app purchases

3 purchases

PDF Tools

Subscriptions2
  • PDF Tools One Week$4.997 Days
  • PDF Tools-Merge One Year$17.991 Year
One-time1
  • PDF Tools Pro Version$4.99
2 purchases

Grail Spark

Subscriptions2
  • Pro Weekly3 Days trial$5.997 Days
  • Pro Yearly3 Days trial$49.991 Year

Questions

Is PDF Tools free?
PDF Tools is free to download, with in-app purchases available.
Is Grail Spark free?
Grail Spark is free to download, with in-app purchases available.
Do PDF Tools or Grail Spark have ads?
PDF Tools shows ads; Grail Spark does not.
Which is updated more often, PDF Tools or Grail Spark?
PDF Tools ships an update every 7 months, and Grail Spark weekly. Most recently, PDF Tools was updated on November 3, 2026 and Grail Spark on November 6, 2026.

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