Free business toolbox

Start with the job.
Not the tool list.

Choose what you are trying to do, then open a focused workspace with a recommended starting point, related tools and guides. Everything runs locally in your browser where possible.

No sign-upLocal-first toolsFocused workspaces
What are you trying to do?

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We will narrow the toolbox to the spaces that best match the job. You can still browse or search everything below.

Topic spaces

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Choose a workspace, start with the recommended tool, or browse everything below.

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Pricing

Profit Margin Calculator

Calculations happen locally in your browser. Apps That Stay never receives these numbers.

Operational tools

Browse deeper planners and generators.

Use these when one quick number is not enough and you need a reusable workflow or report.

DPP · Free BetaDPP Readiness Checker

Check product-data, identifier, ownership, hosting and lifecycle preparation.

Open checker →
DPP · Free BetaDPP Product Data Gap Planner

Build a product source record and identify missing data before passport work.

Open planner →
DPP · Battery PassportBattery Passport 2027 Readiness Checker

Prepare LMT, EV and industrial batteries above 2 kWh for the 2027 passport workflow.

Open checker →
GPSR · online offersGPSR Online Listing Generator

Build manufacturer, EU responsible-person, product identification and safety information for distance-sale offers.

Open generator →
GPSR · product informationGPSR Product Information Label Builder

Assemble identifiers, operator information and verified warnings into a reusable draft.

Open builder →
GPSR · workflowGPSR Compliance Checklist

Work through identification, operators, warnings, online offers, records and product-specific rules.

Open checklist →
Pool service · pricingPool Service Pricing & Profit Calculator

Model recurring price from labor, chemicals, mileage, overhead, fees and target margin.

Open calculator →
Pool service · capacityPool Route Capacity Planner

Estimate weekly stops and recurring pool capacity from complete technician time.

Open planner →
Pool service · route valuePool Route Value Calculator

Stress-test recurring revenue, retention, operating profit and buyer payback.

Open calculator →
Junk removal · pricingJunk Removal Pricing & Profit Calculator

Turn truck volume, crew labor, mileage and dump fees into a profitable quote.

Open calculator →
Junk removal · routeDaily Route & Truck Capacity Planner

Build a multi-stop day and estimate truck loads, revenue and operating profit.

Open planner →
Junk removal · salesLead-to-Booking & Revenue Forecast

Compare lead sources using bookings, revenue, acquisition cost and contribution.

Open forecast →
Personal training · capacityPersonal Trainer Client Capacity Planner

Estimate how many active clients fit your weekly schedule without guessing.

Open planner →
Personal training · packagesPackage Profit Planner

Compare sessions, package price, trainer time and delivery cost before selling.

Open planner →
Personal training · retentionClient Retention Revenue Planner

See how retention and renewal timing change monthly revenue.

Open planner →
Mobile detailing · pricingPricing & Profit Calculator

Price by vehicle, condition, travel, labor, supplies and target margin.

Open calculator →
Mobile detailing · capacityDaily Capacity Planner

Estimate how many jobs fit after travel, setup, service and cleanup time.

Open planner →
Mobile detailing · rebookingRebooking Revenue Planner

Model repeat-booking rate and add-on attachment across your client base.

Open planner →
Rental · pricingRental Pricing Calculator

Set daily and weekly rental pricing from cost, utilization and target payback.

Open calculator →
Rental · documentsEvent Rental Quote Builder

Assemble items, quantities, delivery and deposits into a customer-ready quote.

Open builder →
Rental · revenueRental Fleet Revenue Forecast

Estimate fleet revenue from inventory, rates and utilization.

Open forecast →
Cleaning · route economicsCleaning Route Profit Planner

Compare travel, cleaning time, labor and price across a day of recurring jobs.

Open planner →
Cleaning · recurring revenueRecurring Cleaning Revenue Calculator

Normalize weekly and biweekly clients into realistic monthly recurring revenue.

Open calculator →
Built to grow without becoming a maze

Choose a goal. Enter a workspace. Use the right tool.

The complete catalog remains searchable, but the main navigation now starts with the job you are trying to finish instead of forcing you to scan dozens of tool names.

Choose a goal
23 new specialty tools

New focused calculators, planners and compliance helpers.

Each tool has its own indexable URL and runs locally in your browser where possible.