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Must Know
The latest changes worth knowing about. Each card takes you directly to the guide or tool.
iOS 27.2 SynthID Watermark: Which Photo Edits Get Tagged?
Which iOS 27.2 edits add Apple's SynthID watermark? Check Clean Up, Extend, Spatial Reframing, Image Playground and Image Wand, and how to undo it.
Read the updateWhich Kindles Stopped Downloading Books in 2026? Model & Serial Checker
Identify your exact Kindle model by serial number prefix (B024, B0D4, EY21, DP75SDI) or design to check if it lost Kindle Store, Send to Kindle, and Libby access on May…
Read the updateClaude Max vs Ultra: $100 vs $200 & Usage Limits (2026)
Compare Claude Max ($100) and Ultra ($200): five-hour and weekly limits, account verification, Fable access and monthly API credits.
Read the updateYouTube Auto Dubbing Is On by Default: How to Turn It Off (2026)
Stop YouTube from playing automatic AI-dubbed audio tracks or dubbing your channel uploads. Step-by-step 2026 guide for viewers (original audio track) and creators (YouTube Studio Advanced settings).
Read the updateWhich Fire TV Sticks Can Sideload Apps? Vega OS vs Fire OS (2026)
Check which Amazon Fire TV Sticks still support Android APK sideloading and Downloader in 2026. Compare Vega OS (Fire TV Stick 4K 3rd Gen, HD 2026, 4K Select) vs Fire…
Read the updateHow to Make a GIF in ChatGPT (Images 2.6 Guide)
Create looping GIFs in ChatGPT Images 2.6 from a prompt, photo or sketch. Copy prompts, improve loops and see API frame settings.
Read the updateApple HomeView Apps: Spotify, CarPlay and What Works
Check Apple HomeView apps by country. See Spotify's pre-launch demo status, iPhone requirements, local prices and wall-mount costs.
Read the updateiOS 27.3 Safari: Vertical Tabs & Adaptive Dark Mode
Enable Safari Vertical Tabs and Adaptive Dark Mode in iOS 27.3 beta. See iPhone, iPad and Mac compatibility, setup steps and interactive preview.
Read the updateApple Watch Live Rewind & Siri Recap: Compatibility
Check Apple Watch Live Rewind and Siri Recap compatibility: supported watches, iPhones, iPhone 16e exclusion, setup steps, regional limits and privacy.
Read the updateWindows 11 8GB RAM Boost: 26H2 Build & Update Check
Check if your PC has Windows 11 26H2 build 26300.9818 (KB5127936) and the Edge 150 / M365 updates required for Microsoft's 8GB RAM optimizations and USB audio fix.
Read the updateFind your calculator
Six focused categories for everyday numbers, business decisions and technology costs.
Money, Tax & Pay
Plan your pay, compare tax scenarios and explore retirement decisions.
Explore category CATEGORY 02Business & Seller
Understand seller margins, customer economics and business financing.
Explore category CATEGORY 03Platform & Payment Fees
Compare processing, marketplace and membership deductions.
Explore category CATEGORY 04AI, API & Cloud Costs
Explore AI usage, cloud compute and data-platform pricing.
Explore category CATEGORY 05Working Days, Time & Leave
Count business days, working hours and leave by location.
Explore category CATEGORY 06Creator Economy
Model creator income, sponsorship pricing and audience performance.
Explore categoryWhat happens if things change?
Test a scenario or compare outcomes before you commit. One hub brings every challenge and simulator together.
Car Affordability Challenge
Stress-test a car budget against income, financing and ownership costs.
Explore scenarioBusiness Line of Credit Challenge
Explore borrowing, repayment and cash-flow assumptions before using credit.
Explore scenarioYouTube Earnings Calculator
Compare YouTube income scenarios as views and monetization assumptions change.
Explore scenarioLearn at your own pace
The learning hub connects Fabric, Power BI, data engineering and related topics. Fabric has its own dedicated learning path.
Microsoft Fabric
Follow the dedicated Fabric hub through foundations, engineering, analytics and operations.
Explore learningPower BI
Find modeling, reporting and troubleshooting resources within the learning hub.
Explore learningData engineering & more
Explore the learning hub for data engineering, AI, comparisons and career preparation.
Explore learningA better starting point—not a substitute for judgment
01 / Check the assumptions
Use the relevant country, date, pricing plan and inputs. Estimates are not guaranteed outcomes.
02 / Compare scenarios
Change the important inputs and see what moves the result before making a decision.
03 / Understand the context
Use the guides and learning resources alongside the tools, and consult official sources when rules or rates matter.