Here are the active promo codes for Bullet Echo as of May 2024:

• 20BF5 – 100 Diamonds
• 16D89 – 500 Gold
• 29F19 – 50 Diamonds
• 5E03 – 150 Diamonds
• 8828 – 500 Gold
• E285 – 50 Diamonds
• 12FE7 – 100 Diamonds
• 1D79A – 500 Coins
• B7B9 – 50 Diamonds
• 1C581 – 100 Diamonds
• 43E2 – Gold item
• 2C690 – Scarce item

How to Redeem Bullet Echo Promo Codes:

• Launch Bullet Echo on your device.
• Tap on the “Settings” icon in the bottom corner of the screen.
• Tap on the “Promo Code” option.
• Enter the desired promo code.
• Tap the “Redeem” button to receive your rewards, which will be credited to your account and can be collected from the in-game mail.

For more updated promo codes, it’s recommended to follow the game’s official social media accounts or bookmark pages that frequently update the codes, such as TechforNerd and GamingonPhone.