
Free Business Calculators 2026 | Profit Margin, Break-Even & Tax Tools | BizCalc
Use 32+ free business calculators for profit margin, break-even, and tax analysis.
@BizCalcLab · X
The full gallery
Tech stack
10 projects

Use 32+ free business calculators for profit margin, break-even, and tax analysis.
@BizCalcLab · X

Buy or sell a profitable online business in as little as 90 days. 500k+ qualified buyers, 1,000s of vetted listings. M&A advisory, legal help, escrow, & more.
u/jj7k77 · Reddit
For sale: AI Agency SaaS - Claude/GPT-4 Site Generator + WhatsApp Bot + B2B CRM - Asking $7k Built a full B2B SaaS from scratch. Key features: - AI website generator (Claude 3.5, GPT-4o, Gemini) - creates full landing pages in 30 seconds - WhatsApp Web bot integration - Multi-tenant CRM with Kanban pipeline - Role-based access (Admin/Manager/Client) - Fully Dockerized, ready to deploy Listed on Acquire.com for $7k. Link in comments. submitted by /u/jj7k77 to

Scan broken and for-parts listings to find profitable flips with calculated margins.
@Brokefixflip · X
This site will print you money

Import business data to analyze profit margins and financial performance with AI assistance.
@xzen_FH · X
Looking to connect with people interested in: 🔹 SaaS 🔹 Startups 🔹 AI / ML 🔹 Data Science 🔹 Vibe coding What are you working on right now? Drop it below 👇 Would love to see what everyone’s building.

Browse verified revenue charts sorted by 30-day performance and category.
@gimafore · X
Market intelligence on verified revenue, see how much it takes to get ROI when you acquire a startup

List a dead or zero-revenue startup in 3 minutes. Free to list & sell — just 3% on a sale.
@ankittharol · X
I built something weird:

No ads, no revenue share. Just outbid your competitors to rank #1.
@100DaysOfCodeIO · X
Outbid clone but for online stores

Paste an ASIN or scan a shelf and get a BUY, WAIT, or SKIP after real fees. AI-written listings with 80-rule compliance checks, and books that show true net profit — for Amazon, eB
@SellerAide · X

One permanent public leaderboard. Bid whole dollars to rank higher. First spot $1; each new #1 costs $1 more. List your site or @handle. Pay only the difference to o
@MarkZofMarkZ · X
- it's no unicorn SaaS, just a copycat that still making money

A public pay-to-rank leaderboard for businesses. Claim the top spot and your brand is the first one customers see.
@tutorsrank · X