Simple calculators apps
Single-purpose calculators that answer one question clearly, with assumptions shown.
Includes existing projects for sale and app ideas.
Results
39 results
Break Even
Find how many sales a month cover your costs, with a clear chart, profit at your expected sales and what-if pricing.
$70
CutNest Linear cut list planner
AI-generated Group requested pieces into uniform stock lengths with explicit kerf and end-trim allowances.
$79
FeeFolio: Investment fee scenario comparison
AI generated Compare two annual fee assumptions under the same return, contribution, and time scenario.
$59
Freelance Tax Set-Aside Calculator
Estimate how much of each payment to set aside for tax.
PacePebble Running pace & split calculator
AI-generated Convert distance and finish time into pace and speed, or turn a chosen pace into even split times.
$39
PageFold Booklet page order calculator
AI-generated Map booklet page numbers to sheet fronts and backs, with blank padding and separate signatures.
$39