Pet energy needs, food portions, dog age conversions, aquarium volume and weight, water changes and feeding schedules.
payments ON MAINNET (real money) · 8 live endpoints
| Endpoint | Price | What it answers |
|---|---|---|
GET /aquarium-volume | $0.02 | Aquarium volume in US gallons and litres from inside dimensions, usable water after substrate, and the water's weight. |
GET /daily-energy | $0.02 | Daily calories for a dog or cat from weight, species and life stage (neutered adult, weight loss, working, young). |
GET /dog-age | $0.02 | Human-equivalent age of a dog by the AVMA 15-9-5 rule and the 2020 epigenetic-clock formula 16 ln(age) + 31. |
GET /feeding-schedule | $0.02 | Split a daily food amount into evenly spaced meals between a first and last feeding time, with 12-hour clock times. |
GET /food-portion | $0.02 | Grams, cups and per-meal portions of pet food from daily kcal and the food's kcal per kg or per cup, with a treat allowance. |
GET /ideal-weight-bcs | $0.02 | Estimate a dog's or cat's ideal weight from current weight and a 1-9 body condition score (10% per point above 5). |
GET /resting-energy | $0.02 | Resting energy requirement (RER) in kcal/day for a dog or cat from body weight, using 70 x kg^0.75 and the linear shortcut. |
GET /water-change | $0.02 | Nitrate left after partial water changes, changes needed to reach a target, and the litres or gallons per change. |
GET /catalog returns this list as JSON. Activity hub · uptime.
Pet-care arithmetic computed locally from the numbers given, using published veterinary-nutrition formulas, provided as is. These are planning estimates for healthy adult animals and are NOT veterinary advice: pets with illness, pregnancy, growth, obesity or special diets need a veterinarian's plan, and no medication doses are calculated here. Ask your vet before changing a diet. Every paid response carries a disclaimer field.