All Slack Off Survivor Gift Codes
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Boost your progression in Slack Off Survivor by taking advantage of developer giveaways. We track all the official gift codes right here. Claim your free promo codes and working redeem codes from the list below before they expire!
Updated May 30 — Added qDfsYLWm code
Active Slack Off Survivor Gift Codes
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Expired Slack Off Survivor Gift Codes (Do Not Use)
The gift codes below have already passed their expiration dates or redemption limits. We keep them listed here so players can check if a code they found elsewhere is actually expired, saving you from wasting time entering dead codes.
More Games by MOREFUN HK LIMITED
Step-by-step: Slack Off Survivor code redemption
- 1Launch Slack Off Survivor and complete the initial opening tutorial to gain free access to the main menu.
- 2From the main home screen, tap on your Player Avatar or the Settings icon located in the corner.
- 3Navigate through the menu and tap the Redeem Code or Gift Code button.
- 4Enter your active promo code exactly as provided into the text input box.
- 5Tap Confirm or Submit to process the code.
- 6Check your in-game mailbox to instantly claim your free gold, hero chests, and other premium resources!
Slack Off Survivor codes not working?
Promo codes expire fast and have specific rules. Here's why your Slack Off Survivor code might be throwing an error:
- The code has expired. Event codes and milestone codes tend to expire quickly — sometimes within hours. Try redeeming new codes as soon as they appear on our list to avoid missing out.
- Codes are case-sensitive. This game enforces exact capitalization — "PGGROUP" won’t work if typed as "pggroup". Copy the code directly from our list to avoid mistakes.
- Already redeemed. Codes are single-use. If you’ve redeemed a code before — even months ago — it’s permanently claimed on your account and can’t be used a second time.
- Complete the tutorial first. For Slack Off Survivor, the code redemption feature is locked until you finish the tutorial. Play through the introductory stages, then revisit the code entry screen.
- Platform or region mismatch. With versions on Android, iOS, not every code works across all platforms. Double-check that the code applies to the version you’re playing.
- Check your in-game mail. Some rewards are sent to your mailbox rather than added to your account instantly. Look for a notification icon or mail tab after redeeming codes like "PGGROUP".
- Update required. New codes are sometimes tied to the latest game version. If a brand-new code isn’t working, make sure your client is fully updated.
Questions & Answers
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Codes typically include rewards like
Slack Off Survivor Details
Where to Play
Links to Developer Social Media
Game Overview
Slack Off Survivor is a unique, collaborative casual tower defense (TD) game developed by MOREFUN (H.K.) LIMITED that throws players into a quirky, frozen zombie apocalypse. The core gameplay loop blends strategic tower defense mechanics with idle RPG progression, tasking players with teaming up alongside a penguin and another player to fend off endless waves of the undead. Standout features include a deep hero synthesis system that lets you merge duplicate characters into powerful upgraded units, infinite roguelike stages for solo play, and competitive multiplayer PvP modes. With its vibrant art style, generous offline idle rewards, and heavy emphasis on co-op strategy, it’s a highly engaging twist on the mobile survival genre.
Developer
MOREFUN HK LIMITED
Released
2024
- •Official Facebook
Slack Off Survivor Code Release History
Slack Off Survivor codes are typically added about every week. Check back here weekly to get new codes! Over time, we have tracked 14 total code releases for the game.
Slack Off Survivor Code History
| Promo Code | Reward | Status | Added | Expires |
|---|---|---|---|---|
| qDfsYLWm | In-game Rewards | Expired | May 30, 2026 | Jun 4, 2026 |
| iNg85VSj | In-game Rewards | Expired | May 29, 2026 | May 31, 2026 |
| LoveyouMom | In-game Rewards | Expired | May 10, 2026 | May 14, 2026 |
| cfvF55AK | In-game Rewards | Expired | May 8, 2026 | May 10, 2026 |
| LaborPG26 | In-game Rewards | Expired | May 5, 2026 | May 6, 2026 |
| FxXUKauh | In-game Rewards | Expired | Apr 26, 2026 | Apr 30, 2026 |
| 6je7nzv2 | In-game Rewards | Expired | Apr 18, 2026 | Apr 23, 2026 |
| 2Gbjm8qW | In-game Rewards | Expired | Apr 8, 2026 | Apr 13, 2026 |
| 22RDMLAg | In-game Rewards | Expired | Mar 23, 2026 | Mar 26, 2026 |
| WivVi7HB | Weekly Rewards | Expired | Mar 19, 2026 | Mar 21, 2026 |
| FdySJxhc | In-game Rewards | Expired | Mar 7, 2026 | Mar 11, 2026 |
| L5uc5cD | Weekly Gift Code | Expired | Mar 1, 2026 | Mar 3, 2026 |
| PGFIGHT | 5x Random Hero Chest, 1000 Gold | Active | Mar 1, 2026 | — |
| PGGROUP | 20x Unsealing Key | Active | Mar 1, 2026 | — |
* Table updated daily. Codes reported working by user submissions.
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Last reviewed May 30, 2026