Explore dungeons and draw your path through the dark in Lost Dungeon. Clearing dark rooms and upgrading gear takes real effort, but free gift codes make the journey easier.
Using working promos helps you stock up on Bound Blue Diamonds, gear essences, and Resurrection Coins without grinding endlessly.
Updated October 2026: We checked for new rewards today. Make sure to claim these promo offers before they expire to grab all available diamonds and upgrade stones.
All Lost Dungeon Codes (October 2026)
Here are all the current working gift codes you can claim right now.
- Happy1010—Redeem this gift code for exclusive rewards (Valid until October 24th, 2024)
- HappySeptember—Redeem this gift code for exclusive rewards (Valid until September 17th, 2024)
- HappyLeo—Redeem this gift code for exclusive rewards (Valid until September 5th, 2024)
- Ghost0818—Redeem this gift code for exclusive rewards (Valid until September 1st, 2024)
- ValentinesDay0810—Redeem this gift code for exclusive rewards (Valid until August 24th, 2024)
- FathersDay—Redeem this gift code for exclusive rewards (Valid until August 22nd, 2024)
- HappyAug—Redeem this gift code for exclusive rewards (Valid until August 15th, 2024)
- LostDungeon0725—Redeem this gift code for exclusive rewards (Valid until August 8th, 2024)
- Summer0718—Redeem this gift code for exclusive rewards (Valid until August 1st, 2024)
- HappyJuly—Redeem this gift code for exclusive rewards (Valid until July 18th, 2024)
- Happy0619—Redeem this gift code for exclusive rewards (Valid until June 30th, 2024)
- HappyJune—Redeem this gift code for exclusive rewards (Valid until June 20th, 2024)
- Dragonboat—Redeem this gift code for exclusive rewards (Valid until June 15th, 2024)
- WorldTurtleDay—Redeem this gift code for exclusive rewards (Valid until May 30th, 2024)
- HappyMay—Redeem this gift code for exclusive rewards (Valid until May 23rd, 2024)
- MothersDay—Redeem this gift code for exclusive rewards (Valid until May 19th, 2024)
- LaborDay—Redeem this gift code for exclusive rewards (Valid until May 8th, 2024)
- EarthDay—Redeem this gift code for exclusive rewards (Valid until April 29th, 2024)
- HappyApril—Redeem this gift code for exclusive rewards (Valid until April 16th, 2024)
- AprilDay—Redeem this gift code for exclusive rewards (Valid until April 11th, 2024)
- HappyUpdate—Redeem this gift code for exclusive rewards (Valid until April 2nd, 2024)
- WhiteDay314—Redeem this gift code for exclusive rewards (Valid until March 21st, 2024)
- HappyMarch—Redeem this gift code for exclusive rewards (Valid until March 13th, 2024)
- LanternFestival—Redeem this gift code for exclusive rewards (Valid until March 2nd, 2024)
- ValentinesDay—Redeem this gift code for exclusive rewards (Valid until February 21st, 2024)
- HappyFebruary—Redeem this gift code for exclusive rewards (Valid until February 9th, 2024)
- HappyJanuary—Redeem this gift code for exclusive rewards (Valid until January 23rd, 2024)
- HappyNewYear2024—Redeem this gift code for exclusive rewards (Valid until January 8th, 2024)
- Christmas1225—Redeem this gift code for exclusive rewards (Valid until January 1st, 2024)
- HappyDouble12—Redeem this gift code for Bound Blue Diamonds x500, Resurrection Coin x2, Compass x2 (Valid until December 19th, 2023)
- LAUNCH1107—Redeem this gift code for Primary Armor Essence x10, Primary Weapon Essence x10, Primary Accessory Essence x10, Primary Refinement Stone x10 (Valid until November 20th, 2023)
Expired Lost Dungeon Codes
There are currently no expired codes for this game.
No expired codes yet.
How to Redeem Codes in Lost Dungeon
- Open Lost Dungeon on your mobile device.
- Tap your player avatar located on the main screen.
- Select the Settings tab, then find the gift code option.
- Type or paste an active code into the text box.
- Tap confirm to claim your free rewards immediately.
Why Your Code Isn’t Working
- Incorrect capitalization: Codes require exact upper and lowercase letters.
- Expired offers: Most codes have set deadline dates and disappear quickly.
- Typos: Extra spaces or miscopied characters prevent redemption.
- Already used: Each gift code can only be redeemed once per account.
How to Get More Lost Dungeon Codes
Developers drop fresh promo codes on their official Discord server, Facebook page, and X account during holiday events and major content patches. Keeping an eye on these social pages gives you the best chance at new gifts. You can also bookmark this guide and check back later, as we update our tables whenever new codes launch.
