Product documentation
Choose a product. Installation steps, key features, FAQ and pricing links are generated from the product itself.
Markuvia — Product Profit & Margin Calculator
Markuvia is an Android profit and margin calculator for online sellers and small businesses. Calculate product costs, profits, selling prices, and discounts. Includes a free version, advanced pricing tools, and bulk CSV/Excel analysis.
Installation and first setup
Download Markuvia
Click the Free Download button to download the Markuvia APK directly to your Android device. No registration or payment required.
Install the App
Open the downloaded APK file and follow the installation instructions. If Android requests permission to install apps from your browser, allow it to complete the installation.
Start Calculating for Free
Launch Markuvia, enter your product costs and selling price, and instantly calculate your profit and margins. Enjoy unlimited calculations and save up to 3 products for free.
Upgrade Anytime (Optional)
Need more features? Purchase Pro or Business with a one-time payment through Freemius. Enter your license key in Markuvia to unlock advanced tools. No subscription required.
Key features
Instant Profit Calculations
Calculate product costs, net profit, and profit margins instantly. Know exactly how much you earn from every sale.
Complete Cost Breakdown
Include purchase costs, shipping, marketplace fees, advertising, taxes, and other expenses for accurate profitability analysis.
Smart Pricing & Target Margins
Set your desired profit margin and automatically calculate the selling price needed to achieve it.
Discount & Break-Even Analysis
See how discounts affect your profit and calculate the minimum selling price needed to cover your costs.
Bulk Product Analysis
Analyze up to 10,000 products, calculate profitability automatically, and quickly identify loss-making items.
Excel & CSV Import/Export
Import product data, export detailed profitability reports, and share results through email and messaging apps.
VisemeVoice – Communication App for Non-Speaking People
VisemeVoice is an Android communication app for people who cannot speak. Featuring AI-powered lip reading, natural text-to-speech, and built-in voice and video calls, it helps users communicate easily, express themselves, and stay connected with loved ones.
Installation and first setup
Download & Install VisemeVoice
Download VisemeVoice on your Android smartphone using the available download link. Install the app and open it to get started.
Create Your Account
Register your personal account and set up your profile. VisemeVoice is designed to make communication simple and accessible from the very beginning.
Set Up Your Voice & Permissions
Allow camera and microphone access when requested. Select your preferred language, choose a voice, and customize your communication settings.
Start Communicating
You're ready to go! Explore AI-powered lip reading, turn typed messages into speech, add your contacts, and connect with loved ones through built-in voice and video calls.
Key features
AI-Powered Lip Reading
Communicate without speaking or typing. VisemeVoice uses AI and your smartphone camera to recognize supported lip movements and turn them into spoken phrases.
Natural Text-to-Speech
Type any message and let VisemeVoice speak for you. Enjoy clear, natural-sounding speech for everyday conversations.
Voice & Video Calls
Make and receive voice and video calls directly within the app. Communicate with family and friends using synthesized speech.
Personalized Voice Settings
Choose from available male and female voices, adjust voice settings, and personalize your communication experience.
Multilingual Communication
Communicate in different languages with multilingual interface and speech options. Choose the language that works best for you.
Easy Contact Management
Add and manage your contacts in one convenient place. Stay connected with the people who matter most through simple in-app communication.
Tarkop Profit Manager for WooCommerce
Tarkop Profit Manager Pro shows your real WooCommerce profit by including payment fees, shipping, packaging, refunds, advertising, recurring expenses, VAT, and other business costs — not just product cost.
Installation and first setup
Install the Free Plugin
Install and activate Tarkop Profit Manager for WooCommerce from WordPress.org. The Pro version works as an add-on to the Free plugin.
Install Profit Manager Pro
Upload the Pro ZIP file in Plugins → Add New → Upload Plugin, then install and activate it.
Activate Your License
Enter your Pro license key to enable updates and access all premium features.
Configure Your Costs
Set up payment fees, shipping, packaging, recurring expenses, VAT settings, and cost profiles. Profit Manager Pro will then start calculating your real net profit.
Key features
Real Net Profit
See what your store actually earns after product costs, fees, shipping, refunds, and operating expenses.
Automatic Cost Profiles
Apply payment, shipping, packaging, customs, and other costs automatically using flexible rules.
Advanced Profit Reports
Analyze profitability by product, order, category, customer, and country.
Recurring Expenses
Include monthly and yearly business costs such as software, hosting, advertising, and subscriptions.
VAT & Input VAT Tracking
Track collected VAT, refunded VAT, deductible input VAT, and estimated VAT payable.
Multi-Currency Support
Keep profit calculations consistent across stores and orders using different currencies.
Tarkop Rechnungsmanager für Handwerker
Tarkop Rechnungsmanager für Handwerker helps tradespeople and service businesses create clear, structured invoices with item units, VAT rates, discounts, and print-ready output.
Installation and first setup
Install
Install it from Plugins → Add New, or upload the plugin ZIP through Plugins → Add New → Upload Plugin.
Activate
Activate Tarkop Rechnungsmanager für Handwerker from the Plugins screen.
Configure
Open Settings → Rechnung and enter your default sender, tax, bank, and payment details.
Create and export
Open Rechnungen → Neue Rechnung, add customer data and line items, publish the invoice, and use the PDF button for the printable view.
Key features
Flexible item units
Choose practical units such as pieces, hours, days, or flat-rate work for every invoice position.
VAT and discounts
Apply supported VAT rates and line-item discounts while keeping calculations visible.
Customer details
Keep customer and business information in a structured invoice layout.
Clear positions
Enter service or product descriptions, quantities, units, individual prices, and totals.
Document output
Prepare a clean invoice view for printing or saving as a PDF through the browser.
Fast workflow
A straightforward interface helps you move from invoice data to a finished document quickly.
Tarkop DSGVO Cookie Shield
Tarkop DSGVO Cookie Shield gives WordPress sites a clear consent banner and blocks optional scripts and embeds before visitors make a choice.
Installation and first setup
Install
Install it directly from the WordPress plugin screen, or upload the plugin folder to /wp-content/plugins/.
Activate
Activate Tarkop DSGVO Cookie Shield from the Plugins screen in WordPress.
Configure
Open Settings → Cookie Shield and set the banner text, colours, and privacy-policy link.
Test
Clear your website cache if needed, then test consent and blocking on desktop and mobile.
Key features
True prior blocking
Prevent optional scripts and external resources from loading before the appropriate consent is granted.
YouTube protection
Keep embedded YouTube content blocked until the visitor chooses to allow it.
Consent categories
Separate necessary functionality from optional services with clear visitor controls.
Flexible banner
Adjust the text and presentation so the consent message fits your website.
Translation ready
Built with WordPress localisation in mind for multilingual websites and audiences.
Clean implementation
A focused plugin architecture designed to stay maintainable as WordPress evolves.
Need help beyond the documentation?
Contact Tarkop in writing and include the product name, version, and a short description of what you need.
Email support