
Free Business Calculators 2026 | Profit Margin, Break-Even & Tax Tools | BizCalc
Use 32+ free calculators for business metrics like profit margin, break-even, and self-employment taxes.
@BizCalcLab · X
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23 projects

Use 32+ free calculators for business metrics like profit margin, break-even, and self-employment taxes.
@BizCalcLab · X

Convert PDF files to Excel spreadsheets using AI, handling both scanned and digital documents.
uri_merhav

Upload spreadsheets to generate interactive dashboards with AI-generated insights.
@njpCoder · X
The analyst every business wishes they had.

Create business proposals with templates, e-signatures, and analytics.
@propelio_app · X
Hey man, Building Propelio, proposals for freelancers Let’s connect!

Trading journal to log trades and track equity curves, win streaks, and performance analytics.
@NimraWeb3 · X
So I vibe coded my own with Lovable TradeBook. Log trades w/ session, killzone, model, grade, R:R + screenshots, track multiple accounts, get a real dashboard (equity curve, win streaks, pair/session breakdowns). Demo: GitHub:

QR code inventory tracker that lets resellers manage thousands of unique items without barcodes.
@eXtrek · X
inventorty app

Tracking and organizational software for solo founders to organize operations and track progress.
@zeuscode21 · X
Save time when building with

Generate Excel formulas with AI technology.
Formulas AI — 帮助用户生成 Excel 公式,基于 DeepSeek-V3 的 AI 工具产品(需要用户自己填入key)

Find local businesses, score potential clients, and generate WhatsApp pitches to manage your freelance sales pipeline.
@AbosiGodwin · X

Build a team workspace to track startup progress and attract investors through your work.
@tetraethylmetha · X
Place where people building startups team up, track their progress automatically, and get noticed by investors based on the work they actually do, not just what they say they'll do

Find local business leads on Google Maps and automate personalized outreach campaigns.
@azeem_sh123 · X

Detect and recover duplicate payments and vendor overcharges in QuickBooks or Xero automatically.
@AdiSanghaviLeak · X
Building Leaki ( Leaki is an AI platform that detects revenue leakage, fraud, billing errors, and financial anomalies before they become costly. Always happy to connect with founders, AI builders, and SaaS teams!