工具不错
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Free
In-App PurchasesWith Ads
About
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.
✓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
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What's New in Toolkk
4.3.0
August 4, 2026
What’s New in Toolkk 4.3.0 • Added rewarded access: watch a short video to unlock selected premium or restricted tools for one use. • Added daily rewards, including limited-time membership access and Toolkk Coins. • Improved file downloads, system sharing, image saving, and export workflows. • Enhanced the launch experience, tool lists, icon loading, and tool detail pages. • Improved Google Sign-In, English localization, and multilingual privacy content. • Fixed issues that prevented some premium and paid tools from opening. • Improved ad loading, stability, and overall performance. Recently Added and Popular Tools: Life & Health: Reaction Time Test, Adult Height and Weight Chart (2026), Child Height and Weight Chart (2026), Calories Burned Calculator, Headphone Tester Pro, Spam Phone Number Lookup, Phone Number Value Estimator, Chinese Zodiac Lookup, Pants Size Chart, and Shoe Size Conversion Chart. Office & Development: Chinese Word Tracing Worksheet Generator, Excel to Phone Contacts Converter, Excel to JSON Converter, HTML Table Generator, Online Text Formatting Tool, Snake Case & Camel Case Converter, and Vertical Text Converter. Finance: Tax Late Fee Calculator, Yu’e Bao Earnings Calculator, Time Deposit Interest Calculator, Compound Interest Calculator, Interest Rate Change Repayment Calculator, Bank Deposit Interest Calculator, and Credit Card Installment Calculator. Images & Creativity: Solid Color Image Generator, Letter Icon Generator, Traditional Chinese Color Palette, Text-to-Speech Generator, and Online Audio Editor. More Useful Tools: Online Stopwatch Timer, Projector Throw Distance Calculator, Curtain Fabric Calculator, and Zen Text Encryption & Decryption Tool. More useful tools are added regularly. Thank you for using Toolkk!
MoreSubscription plans
Premium Monthly Membership
Purchase membership to enjoy benefits
$0.991 Month
6
In-App Purchases
$14.99
10,500 Point Craft Coins
Purchase the tools to be used within the application
User reviews
Developer apps
FAQ
What is Toolkk?
Toolkk is an all-in-one online toolbox providing over 1000 free utilities for calculation, conversion, image processing, PDF management, and developer tasks. It offers instant access without requiring any installation.
Does Toolkk have ads?
Yes, Toolkk contains advertisements. As a free application with in-app purchases, ads are displayed to support its continued development and free access to essential tools.
What types of calculators are available in Toolkk?
Toolkk offers a wide array of calculators including scientific, percentage, age, loan, mortgage, interest, BMI, date duration, and tax calculators. It also includes currency and base converters.
Can Toolkk help with image and PDF files?
Yes, Toolkk provides tools for image compression, format conversion, cropping, resizing, watermarking, and converting images to PDF. It also offers PDF conversion, compression, merging, and splitting functionalities.
What developer tools does Toolkk offer?
For developers, Toolkk includes JSON formatter/validator, XML/YAML converters, Base64 encoding/decoding, URL encoding/decoding, regex testing, timestamp conversion, hash generation (MD5, SHA1, SHA256), and JWT decoding.
How does Toolkk protect user privacy?
Toolkk prioritizes user privacy by processing most tools locally within your browser, meaning your data is not uploaded to their servers. This ensures sensitive information remains secure.
What are the subscription options for Toolkk?
Toolkk offers several subscription plans, including Premium Monthly ($0.99/month), Pro Monthly ($1.99/month), Premium Annual ($9.99/year), and Pro Annual ($29.99/year), providing access to enhanced features.
On which devices can I use Toolkk?
Toolkk is available on iPhone, iPad, and iPod. The app is designed to be accessible across various Apple devices.