Nisteia — Orthodox Fasting

Nisteia answers one question at a glance: what can I eat today?

• Today screen — fasting level, allowed foods (meat, dairy, fish, wine, oil), the reason, and the saints of the day
• Color-coded monthly calendar — plan meals and shopping for the whole fast
• Seasons — countdown to the next fast, progress through the current one
• Food guide — what's allowed and avoided today, including the shellfish rule that surprises everyone
• New AND Old Calendar support — choose during setup
• 6 languages: English, Greek, Romanian, Russian, Serbian, Bulgarian

Accurate by design: fasting rules follow the OCA guide, computed entirely on your
device and validated day-by-day against orthocal.info across 14 years with zero
mismatches. Fasting accuracy is never behind a paywall.

Private by design: no account, no login, no ads, no analytics. Nothing leaves
your phone.

Nisteia Pro (one-time $3.99, NO subscription): unlimited calendar years,
home-screen widgets, meal planner and fasting recipes.

Fasting practice is personal — consult your priest for your own situation.