AI & AUTOMATION
AI Automation ROI Calculator
Estimate hours freed by automating repetitive tasks, weigh subscriptions and setup costs, and separate opportunity value from real cash savings.
Open calculator →FREE PRACTICAL TOOLS
Utility Lab: smarter decisions, fewer guesses.
Independent calculators for work, buying decisions and backup energy. No login. Transparent assumptions. Copyable results.
SHOPPING & BLACK FRIDAY
Real Discount Checker
Check the final checkout price after delivery and fees, compare it with a normal real-world price, and uncover misleading headline discounts.
Open calculator →ENERGY & BACKUP POWER
Power Station Runtime Calculator
Estimate battery backup runtime from watt-hours, equipment wattage, inverter efficiency, battery reserve and realistic operating duty cycle.
Open calculator →Made for real questions
Calculate time saved by automation without confusing opportunity value with cash. Compare the full checkout price of a discount. Estimate backup energy with practical losses included.
Also building for games? Explore our AION 2 guides and planners.
Українська версія: Безкоштовні калькулятори українською →
Explore more free tools
Going beyond single-step calculators: try planning an entire purchase, product video or outage backup scenario.
SELLERS & CREATORS
Ecommerce Profit After Returns
Model paid orders and failed deliveries, reverse shipping, payment fees and ad spending.
Open free tool →Product Reels Storyboard Builder
Build factual 15–45-second shot lists, captions and timecoded SRT text.
Open free tool →SMARTER SHOPPING
Two-Store Basket Optimizer
Find the cheapest basket split, factoring in delivery, free-shipping thresholds and coupons.
Open free tool →ENERGY RESILIENCE
Multi-device Backup Planner
Plan battery capacity, usage hours and starting surges for multiple household devices.
Open free tool →Transparent calculations and private browser-first inputs. No current prices or guaranteed outcomes are fabricated.
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