99 Nights in the Forest Survival Calculator
Calculate your survival time and plan your strategy to reach Day 99
⏱️ Survival Time Calculator
Calculate how long it takes to survive based on your day multiplier.
Costs 1 Cultist Gem per use
📅 Event Timeline
Key events during your survival run (based on real days):
Day 1
Starting Day
🦌 The Deer doesn't attack - gather wood and hunt rabbits
Day 2
Pelt Trader Arrives
🦌 The Deer may awaken • Trader returns every 3-4 days
Day 3
Carnival Opens
🎪 Carnival event • 👽 Alien/Meteor may spawn at night
Day 4
First Cultist Raid
🔥 Cultists attack every 4 days afterwards
Day 5
Owl/Ram Awakens
🦉 Guaranteed spawn • 🌧️ Rain weather begins
Day 10
Thunder Weather
⛈️ Raining and Thundering events begin
Day 50
Halfway Milestone
💎 Reward: 2 Gems (4 in double gem weekend)
Day 99
End Game Victory
🎬 Cutscene • 💎 Reward: 3 Gems (6 in double gem weekend)
Day 100+
Endless Mode
🦌 Deer hungrier • 🔥 Stronger cultists • 💎 Fragments
💡 Pro Survival Tips
- Day 1 Strategy: Use the safe first night to gather wood and hunt rabbits
- Rush Multiplier: Rescue all 4 kids and build all beds ASAP for 9x speed
- Sundial Craft: Build sundial (Level 2) to track day/night time
- Speedrun Secret: Temporal Accelerometer skips nights for 1 Cultist Gem each
- Night Safety: Stay at campfire - The Deer won't attack you there
- Look Up: The Owl attacks from above - check the sky at night
- Days 1-10 Fixed: Multipliers don't affect first 10 days event timing