Tools & apps · Free
Pond tools
Quick pond-side calculations, free. The same methods Than Vuong's technicians use — enter your numbers and get results, no sign-up.
Calculators
FeedShrimp feed calculator by days of cultureEnter the number stocked and days of culture — get daily feed, meals for hand feeding, batches and settings for feeders.Hand feedingFeedersFeed sizeOpen the feed calculator →
MineralsMineral calculator by salinityHave your water test? Enter salinity and Ca, Mg, K, alkalinity — get target levels and the kilograms to add for the pond.CaMgKAlkalinityOpen the mineral calculator →
Toxic gasesNH₃ & nitrite calculatorEnter ammonia, nitrite, salinity, pH and temperature — see the risk level for your shrimp or fish, the max afternoon pH and salt needed to raise chloride.NH₃NO₂pHSalinityOpen the toxic gas calculator →💾 Saved results — reopen calculations you saved, with your phone (code via Zalo) or email
Apps & lookup
Nuôi Lời appPond log on your phoneFree for 2 yearsLog every meal, feed trays, cast-net samples and FCR per crop — the same method as the feed calculator.MealsTraysSamplingFCRUse Nuôi Lời →AI advisorDescribe your pond, get a reference directionNeed help after hours? Describe your shrimp or fish pond — the AI assistant gives a reference direction and label-based products. Technicians and farmers still make the call.ShrimpFishSymptomsAsk the AI advisor →
Need a technician to help directly?Call +84 867 957 568