Zero Subscription Traps
Simple Pricing: It's 100% Free.
Competitors lock you behind a 30-fill monthly cap and charge \$80 to \$120 a year. FastFiller was built as an open, private extension with zero artificial limits.
Most Popular
Zero Cost Mode
Web Session AI
For job seekers, students, and everyday web users who want unlimited fills without paying.
$0 Forever · No Card Needed
- ✓ Unlimited AI form fills every month
- ✓ Automated ChatGPT & DeepSeek web sessions
- ✓ Pre-Fill Dry-Run & 1-Click Undo
- ✓ Deep Shadow DOM & React-Select support
- ✓ Unlimited profile templates saved locally
Power Users & Developers
Bring Your Own Key (BYOK)
For power users who want sub-second API speed, custom models, or 100% offline local LLMs.
$0 + Official Provider Rates
- ✓ Google Gemini 3.5 Flash-Lite & 3.5 Flash (AI Studio free tier)
- ✓ DeepSeek V4 Flash / V4 Pro & Space Bunny (Zero-Auth Free)
- ✓ Groq Free Dev Tier & OpenRouter 19+ Free Models
- ✓ Commercial Paid BYOK: Claude 3.5/3.7 Sonnet & OpenAI GPT-4o
- ✓ 100% Offline Air-Gapped Local LLMs with Ollama
Side-by-Side Breakdown
FastFiller vs Other Autofill Tools
Stop paying \$80+ a year for basic scripts with artificial limits. Here is how FastFiller gives you more power, total privacy, and zero subscriptions.
← Swipe table horizontally to compare →
| Feature / Dimension | ⚡ FastFiller | Fill Hero | Simplify | Chrome Autofill |
|---|---|---|---|---|
| Monthly Pricing Cost for heavy users & job hunters | $0.00 Forever | $7.99 / month | Free (Basic) / $39.99/mo (Simplify+) | Free |
| Free Tier Allowance Forms you can fill without paying | Unlimited Free Fills (Universal) | 30 fills / month cap | Unlimited (Job Portals Only) | Unlimited (static) |
| Privacy & Cloud Servers Where your resume & form data travels | 0 Middleman Servers (Direct) | Processed via cloud proxy | Synced to cloud database | Local browser only |
| Pre-Fill Dry-Run Review Inspect values before anything is typed | ✓ Yes (Full Inspector Modal) | ✕ No (Blind injection) | △ Partial | ✕ No |
| 1-Click Time-Machine Undo Instant complete rollback of form fields | ✓ Yes (1-Click Restore) | ✕ No | ✕ No | ✕ No |
| Multi-Model Intelligence Choice between AI engines | ✓ 10+ Models (Claude, Gemini, Groq) | ✕ Locked to 1 model | ✕ Locked to 1 model | ✕ No AI intelligence |
| 100% Offline Local LLMs Runs completely offline via Ollama | ✓ Yes (Air-gapped security) | ✕ No | ✕ No | ✕ No |
| Shadow DOM & React-Select Works on modern enterprise SPAs | ✓ Full Penetration | △ Limited | △ Limited | ✕ Frequently fails |