Cells Calculator

Cells Calculator is a hemocytometer and cell-count calculator for the laboratory: cell culture, haematology and teaching. Count at the bench, get the result straight away, and keep a record. CHAMBER COUNTS • Improved Neubauer and Fuchs-Rosenthal chambers • Tap the squares you count, or use the 4 WBC and 5 RBC presets • Large tap counter for each square, or type the numbers in • Cells per µL and per mL, dilution factor, and cells in your stock volume • Count-quality check: spread between squares (CV) and counting error from the number of cells counted VIABILITY (TRYPAN BLUE) • Live and dead counts across two chambers, five zones each • Viability %, live and dead cells per mL • Trypan blue timer, so you count within 3–5 minutes of staining WBC DIFFERENTIAL • Tap tiles for segmented and band neutrophils, lymphocytes, monocytes, eosinophils, basophils, other cells and nRBC • 100 or 200 cells, with undo • Percentages and absolute counts, flagged against adult or children's reference ranges that you can edit • Morphology comments such as toxic granulation, left shift or smudge cells DILUTION AND SEEDING • C1V1 = C2V2 pipetting recipe • Seeding plan for well plates, dishes and flasks • Take the density from a chamber or viability count with one tap RECORDS • Save counts with sample ID, operator and notes • Scan a sample barcode or QR code with the camera • Print a lab record, or save it as a PDF • History with search, filters and trend charts • Export and import CSV files (open in Excel) ALSO • English and Thai • Light and dark themes • Works offline. No account, no ads • Your records stay on your phone Cells Calculator is a calculation aid. Check results against your laboratory's procedures before reporting them. Web app version: http://cc3.amphur.in.th