Guides & Tutorials

Siftspindle Guides & Tutorials

Practical tutorials, step-by-step guides, and actionable workflows for extracting invoice data into Excel, parsing PDF tables, and discovering verified free AI tools.

Featured GuideOctober 2026•6 min read

How Many Free ChatGPT Prompts Per Day Can You Use? (2026 Guide)

Wondering how many free ChatGPT prompts per day you can send? Discover current 2026 limits, free vs Plus comparisons, and practical tips to maximize your messages without hitting cooldown walls.

What you’ll learn:

• Current 2026 message limits across standard and advanced models

• How the 3-hour rolling cooldown window works for free users

• ChatGPT Free vs Plus: side-by-side comparison of caps & speeds

• Actionable strategies and prompt templates to stretch your daily quota

Comparisons
7 min read

PDF to Excel with AI: What Works and What Doesn’t

Many tools promise 100% automated PDF to Excel conversion, but real-world documents are messy. Here is an honest, practical guide to what works reliably, where AI struggles, and how to avoid mistakes across different document types.

October 2026Read article
Automation
6 min read

5 Reasons Why You Should Stop Hiring Freelancers for PDF Data Entry

Every week, thousands of businesses pay $15–$25/hour on Upwork and Fiverr just to have freelancers copy-paste PDF invoices and bank statements into spreadsheets. Here are 5 critical reasons to stop hiring freelancers for PDF data entry and automate the entire workflow in 5 seconds with multimodal AI.

November 2026Read article
Automated Document Extraction

Turn your invoice PDFs into Excel spreadsheets in seconds

Every free account gets 10 extractions a month. No credit card required, results auto-deleted after 24 hours.