Comparison

ToolKK vs PDF Toolbox

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

Head to head
About

ToolKK

An all-in-one online toolbox offering over 1000 free utilities for calculation, conversion, image processing, PDF management, and developer tasks. Most tools run locally for enhanced privacy, providing instant access without installation.

Highlights
  • 1000+ free online utilities
  • Instant access, no installation
  • Local processing for privacy
  • Scientific calculator and converters
  • Image and PDF manipulation tools
  • Developer tools (JSON, Base64, hashing)
  • QR code generator and reader
Features
Read full description

ToolKK brings more than 1,000 practical tools into one searchable app. Handle PDFs and images, extract text with OCR, create QR codes, calculate, convert units, use phone sensors, and format developer data without installing a separate app for every small job. SEARCH, FAVORITES, AND RECENT TOOLS Find tools by keyword, save favorites, and return through recent tools. Multiple layouts and custom ordering help you organize your toolbox. PDF AND DOCUMENT TOOLS Merge or split PDFs, delete or extract pages, remove blank pages, resize pages, read files, and manage encryption or permissions. Convert PDFs to common document, image, web, and ebook formats, or turn images and documents into PDFs. File tools run after you choose a file; review the exported result before relying on it. IMAGE, OCR, AND ID PHOTO TOOLS Compress, crop, resize, rotate, combine, watermark, and convert common image formats, or turn images into a PDF. Extract text with OCR, remove backgrounds, create passport or ID photos, pick colors, and convert HEX, RGB, HSL, and CMYK values. CALCULATORS AND CONVERTERS Use scientific, percentage, age, date, loan, compound-interest, ROI, and CAGR calculators. Convert common units, currencies, number bases, Unix timestamps, pixels, and centimeters. Health calculations are provided for general reference only. QR CODES, BARCODES, AND TEXT Create and decode QR codes for websites, text, contacts, and Wi-Fi; add a logo, process codes in batches, and work with common barcodes. Count words and characters, clean or sort text, change letter case, edit Markdown, and compare text. PHONE TOOLS Use a flashlight, on-screen ruler, protractor, compass, coordinates, bubble level, decibel meter, magnifier, mirror, or magnetic field detector. Other tools include a teleprompter, Pomodoro timer, scoreboard, stopwatch, countdown, and flip clock. DEVELOPER AND NETWORK TOOLS Format, validate, or minify JSON; convert XML and YAML; encode or decode Base64, URLs, and Unicode; test regex; and work with timestamps, UUIDs, Cron, JWT, hashes, encryption, text diffs, and HTML escaping. Network utilities include Ping, DNS, WHOIS, IP conversion, and test-data generators. PRINTABLE WORKSHEETS AND LEARNING TOOLS Create tracing sheets, stroke-order and pinyin practice, grids, alphabet and word worksheets, math exercises, Cornell notes, lined paper, and dot-grid paper. AI WRITING, AUDIO, AND VIDEO Rewrite, summarize, or translate text and generate reports or SEO metadata. Audio and video tools cover trimming, merging, reversing, rotating, speed changes, GIF creation, audio editing, text to speech, and M3U8 playback. Availability is shown on each tool page. PRIVACY, PERMISSIONS, AND SYNC ToolKK is available on the web, in the app, and through a mini program. Sign in for account-based favorites, benefits, or supported sync; basic tools that do not require an account remain available without signing in. Most tools process data on your device or within the page. Some rely on a server or external API and may transmit data to provide the feature. Details appear on the relevant page or in the privacy policy. Permissions are requested when you start a related feature. FREE TO START, OPTIONAL MEMBERSHIP ToolKK includes many free tools and optional Premium and Pro memberships. Benefits, limits, billing, renewal, and purchase restoration are shown before purchase. IMPORTANT Health, finance, tax, legal, and engineering results are for reference, learning, or estimation only. They are not professional diagnoses, advice, or certified reports. For important decisions, verify official information and consult a qualified professional. Report incorrect formulas, unclear explanations, translation issues, or page errors through Tool Feedback in the app. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.toolkk.com/privacy

About

PDF Toolbox

Features
Read full description

[All-in-One, 100% Free, No Ads, and Secure Local PDF Toolkit] PDF Toolbox is a powerful and versatile document utility designed for ultimate productivity. We strictly promise: All core features in the current version are 100% free with absolutely NO annoying ads. Featuring a login-free/no-account ecosystem. Your privacy is our top priority. Key Features: Advanced PDF Page Management: Seamlessly split, merge, and reorder PDF pages. Rotate or delete unwanted pages to reorganize your documents with a single tap. Smart PDF Compression: Reduce PDF file size significantly while maintaining crystal-clear quality. Preview estimated savings in real-time for easier sharing and storage. High-Fidelity Converter: Convert PDF to Images effortlessly, or turn multiple photos from your gallery into a single high-quality PDF document in batches. Powerful OCR Text Extraction: Extract text blocks and images from your PDFs or pictures using advanced OCR technology. Copy results to your clipboard instantly for easy editing. Watermark & Document Security: Personalize your PDFs by adding text watermarks with full control over opacity, font size, and rotation angle. Add customized page numbers for professional use. Local History & Viewer: Manage your files securely with an on-device history log. Open and share your documents directly. Clean temporary caches anytime to save phone storage. No registration required—install and boost your productivity instantly with PDF Toolbox!

Screenshots

ToolKK4 screens
PDF Toolbox3 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Toolbox at none against ToolKK's 10. PDF Toolbox also leads on ads (none vs shown). On price, device support and iOS requirement 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. ToolKK sells 10 in-app purchases, starting at $0.99 per month. PDF Toolbox asks for nothing beyond the download.

Scorecard2 real differences · 8 level
ToolKK versus PDF Toolbox: the parameters behind the verdict, then further details
ParameterToolKKPDF Toolbox
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 months—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.013.0
Further details — not scored
Size109 MB32 MB
Age rating12+4+
DeveloperChengdu Yunbyte Network Technology Co., Ltd.Changsha Fugui Bamboo Network Technology Co., Ltd.

In-app purchases

10 purchases

ToolKK

Subscriptions4
  • Premium Monthly Membership$0.991 Month
  • Pro Monthly Membership$1.991 Month
  • Premium Annual Membership$9.991 Year
Show 1 more
  • Pro Annual Membership$29.991 Year
One-time6
  • 500 Point Craft Coins$0.99
  • 100 Point Craft Coins$0.99
  • 10,500 Point Craft Coins$14.99
Show 3 more
  • Premium Lifetime Membership$19.99
  • Pro Lifetime Membership$39.99
  • 120,000 Point Craft Coins$149.99
None

PDF Toolbox

No in-app purchases

Questions

Is ToolKK free?
ToolKK is free to download, with in-app purchases available.
Is PDF Toolbox free?
PDF Toolbox is free to download, with no in-app purchases.
Do ToolKK or PDF Toolbox have ads?
ToolKK shows ads; PDF Toolbox does not.

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