Five.Reviews Free Tools is a library of simple browser-only calculators, checklists, scorecards, and planners for readers choosing, comparing, switching, learning, or fixing AI and software products.
Each tool is designed to answer one practical question quickly. No file upload, account, API key, or saved project is required. Use the briefs below to open the tool that matches your current decision.
Privacy and safety
These tools run in the browser and are meant for general planning. Do not enter confidential company data, passwords, API keys, regulated information, or customer personal data into any public web tool.
AI Tool Finder
Answer a few workflow questions and get a practical shortlist direction for AI writing, research, design, coding, productivity, or operations tools.
Open toolChatGPT Error Checker
Choose the symptom you see and get a safe first troubleshooting path before changing account settings or clearing important data.
Open toolAI Model Selection Matrix
Score an AI assistant by workflow fit, evidence quality, privacy confidence, pricing, and team adoption fit.
Open toolSaaS Alternatives Shortlist Builder
Build a cleaner alternatives shortlist by matching budget, team size, integrations, and switching urgency.
Open toolPrompt Readiness Checker
Check whether a prompt has enough context, constraints, examples, output format, and review guidance before you use it.
Open toolAI Privacy Risk Checklist
Review common privacy risks before pasting workplace, customer, legal, financial, code, or confidential information into an AI tool.
Open toolFree vs Paid AI Tool ROI Calculator
Estimate whether a paid AI plan may be justified by time savings, team size, subscription cost, and review effort.
Open toolComparison Table Generator
Create a simple copyable comparison table outline for products, features, pricing notes, limitations, and best-fit use cases.
Open toolTool Stack Audit Checklist
Find duplicated subscriptions, unused seats, missing owners, unclear renewal dates, and overlapping software before the next renewal.
Open toolSoftware Trial Planner
Plan a trial with test tasks, success criteria, team reviewers, data needs, cancellation date, and buying decision points.
Open toolBrowser Extension Conflict Checker
Work through safe checks for ad blockers, privacy extensions, password managers, VPNs, cache, and browser profiles.
Open toolSoftware Review Evidence Checklist
Check whether a software review has enough screenshots, pricing notes, settings evidence, limitations, and update context.
Open tool