Disclaimer

Last updated: October 2026

Archery Pro Tools provides educational calculators, articles, and reference data for archery planning. The information on this website is intended for informational, research, and training use only.

Calculators are estimates

All outputs on this site, including draw length, arrow speed, arrow spine, kinetic energy, momentum, and FOC calculations, are estimates based on user inputs and reference formulas. Real-world results vary depending on equipment, weather, shooting form, arrow build, arrow weight, draw weight, draw length, broadhead selection, and tuning.

Safety and equipment responsibility

Archery equipment must be used with appropriate safety practices. Individuals are responsible for safe operation, range behavior, compliance with local laws, and validation of equipment before use. Do not rely on calculator values alone for safety-critical decisions.

No professional advice

Archery Pro Tools does not provide legal, engineering, manufacturing, medical, or professional hunting advice. We do not guarantee the accuracy of any result for a specific setup, bow, arrow model, or hunting application. Always confirm values with manufacturer specifications, field testing, and qualified archery professionals when needed.

Research and educational use

Our articles and calculators are designed to help users compare values and make more informed decisions. They should not replace official manufacturer recommendations, range testing, or live validation.

Third-party references

We may reference manufacturer charts, industry standards, and external educational resources when relevant. Those external sources remain the property of their respective owners and may change over time.

Limitation of liability

Archery Pro Tools is not responsible for damages, losses, injuries, or issues arising from reliance on the information or outputs provided on this website. Use of the site is at your own risk.

Contact

If you have questions about this disclaimer, please contact us at support@archeryprotools.com.

Hunting Regulations

Draw weight minimums, arrow and broadhead rules, crossbow rules, and season dates differ by state, province, and country, and they change. Any regulation figures on this site are general references only. Always confirm the current rules with your local wildlife agency before hunting.

Ballistic and Energy Estimates

Drop, speed, kinetic energy, and momentum figures are calculated from simplified models. Wind, temperature, altitude, broadhead design, and arrow tuning all change real results. Confirm every sight mark and every hunting distance by shooting your own equipment.