(on the upper left).
After creating an account and logging in you can recharge it by clicking (on the upper left).
Individual Account Pricing
182 days: $14.56 US
365 days: $21.90 US
720 days: $36.00 US
Terms: Immediate payment via PayPal.
Refunds: Subscription periods are final, no refunds.
Group Account Pricing
182 days: $99 US
365 days: $178.85 US
730 days: $321.20 US
Terms: You supply a purchase order to create an invoice. We expect payment in 30 days.
Features subject to in-app pricing: GHS Data Sheet generation
Currency: USD.
• Also thank you for the quality of your website, I've learned so much from it.
• Thanks Tony for your excellent stuff. I am learning a lot. Its of complete knowledge at ease. God bless you !!!
• I wanted to let you know that I greatly appreciate all the knowledge you have shared with me over the years. Its made an enormous difference in the quality of my work.
• I am a long time fan. I bought your downloadable book long ago and still refer to it frequently. Has bunches of my notes in it too. It expanded my college training with glaze chem. Appreciate you.
• Thank you very much for publishing digitalfire.com - it's a wonderful resource and I've enormous respect for the enormous dedication you've put into it over the last 3 decades - thank you very much!