Calculator Design

Q: What is a Claude Code skill and how does the Calculator Design skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Calculator Design is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Dev Tools category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Dev Tools · Sub-category: scaffolders · Last updated: 2026-05-27

type:generator

Designing interactive calculators (ROI calculators, pricing estimators, savings projections, mortgage calculators, custom assessments) that deliver real decision-support value while serving as lead magnets and qualified-traffic generators. Honest about vanity-calculator (no real value), lead-trap (hides the answer behind email), and transparent-decision-tool (gives the result and earns the email through tiered value) patterns. Triggers on calculator, ROI calculator, pricing estimator, savings calculator, custom calculator, interactive tool, decision tool, financial calculator. Also triggers when an audience needs a calculation-driven lead magnet, when a vanity calculator is producing leads but no qualified ones, or when a calculator is being scoped for the first time.

About this skill (catalog notes)

Calculator Design includes pricing or quota commentary. At roughly 3,054 words the SKILL.md is on the longer end of the catalog distribution.

Source: rampstack.co
License: MIT
Original author: rampstackco
Indexed lastmod: 2026-05-27
Catalog position: Dev Tools · scaffolders
Indexed related skills: 10

How Calculator Design fits the catalog

Calculator Design sits in the Dev Tools category under the scaffolders sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

A senior growth practitioner's playbook for designing interactive calculators that deliver real decision-support value while serving as lead magnets and qualified-traffic generators. ROI calculators, pricing estimators, savings projections, mortgage calculators, custom assessments. The discipline of building a tool the audience actually trusts.

What this skill does

Calculator Design is a community-contributed Claude Code skill in the scaffolders sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/calculator-design/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Calculator Design Claude Code skill is built for developers, power users, and teams automating repetitive workflows and improving developer experience. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/calculator-design
curl -L https://claudskills.com/skills/calculator-design/SKILL.md \
  -o ~/.claude/skills/calculator-design/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/calculator-design/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/calculator-design/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\calculator-design\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Calculator Design Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/calculator-design/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Calculator Design skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Calculator Design skill?

Use Calculator Design when your Claude Code task falls under the Dev Tools category — specifically in the scaffolders area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Calculator Design" or describe the task and let Claude pick). Browse related skills at /category/tools/.

What is a Claude Code skill and how does the Calculator Design skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Calculator Design is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Dev Tools category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/rampstackco/claude-skills/blob/HEAD/skills/calculator-design/SKILL.md
License: MIT
Author: rampstackco
Website: https://rampstack.co

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

rampstackco. (2026). Calculator Design [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/calculator-design/

BibTeX

@misc{calculator-design-2026,
  author    = {rampstackco},
  title     = {Calculator Design [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/calculator-design/}
}

Embed this skill

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Badge

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