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All Slack Off Survivor Gift Codes

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Jun 27 update: Added sRcjP9ix code

Active Slack Off Survivor Gift Codes

FromOfficial Facebook•Unknown expiry
Unverified
1working votes0expired reports

20x Unsealing Key

Share with friends

24+ shared this week

FromInstagram•Unknown expiry
Unverified
1working votes0expired reports

5x Random Hero Chest, 1000 Gold

This page tracks every gift code that MOREFUN HK LIMITED has released for Slack Off Survivor, and 2 are working right now. Active codes currently grant Unsealing Key, Random Hero Chest, Gold. Each code in the table above shows its source and when the community last confirmed it working; expired codes are archived at the bottom of the page.

Step-by-step: Slack Off Survivor code redemption

  1. 1Launch Slack Off Survivor and complete the initial opening tutorial to gain free access to the main menu.
  2. 2From the main home screen, tap on your Player Avatar or the Settings icon located in the corner.
  3. 3Navigate through the menu and tap the Redeem Code or Gift Code button.
  4. 4Enter your active promo code exactly as provided into the text input box.
  5. 5Tap Confirm or Submit to process the code.
  6. 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, so "PGFIGHT" won’t work if typed as "pgfight". 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 "PGFIGHT".
  • 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.

Slack Off Survivor Details

Where to Play

Download on iOS (App Store)Download on Android (Google Play)

Links to Developer Social Media

Facebook

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

Platforms
AndroidiOS
Regions
Global
Where Codes Come From
  • •Official Facebook

Questions & Answers

Which Slack Off Survivor codes are working today?

The currently active promo codes for Slack Off Survivor are PGGROUP, PGFIGHT. You can find the full list of working codes and their specific rewards in the table above.

What's the most valuable code in Slack Off Survivor?

For new players, we recommend starting with the code "PGGROUP" which grants 20x Unsealing Key. This code is reported to have the highest success rate by our users.

Is Slack Off Survivor Pay-to-Win?

While the game provides all legendary heroes for free at the start and offers generous idle rewards for Free-to-Play (F2P) players, spending money can accelerate your account progression, provide cosmetic upgrades, and give a distinct advantage in the competitive PvP modes.

Where to get the latest Slack Off Survivor codes?

The best places to find Slack Off Survivor codes are their Facebook page. We monitor all of these sources and compile verified codes on this page so you don't have to check each one individually.

How does the Hero Synthesis system work?

Hero synthesis allows you to merge two identical heroes of the same tier to create a stronger, upgraded version with significantly better stats and skills. You should always prioritize synthesizing heroes with strong AoE (Area of Effect) damage early on to easily clear massive swarms of zombies.

What is the best way to progress in Co-Op Mode?

Success in the two-player collaborative mode relies entirely on team synergy. Try to pair up with a partner whose hero lineup complements yours—for example, if you run a heavy DPS build, team up with a player who focuses on sturdy frontline units and crowd-control buffs.

What rewards can you get with Slack Off Survivor codes?

Codes typically include rewards like

Unsealing Key
Random Hero Chest
Gold

Slack Off Survivor Code History

Promo CodeRewardStatusAddedExpires
sRcjP9ixIn-game RewardsExpiredJun 27, 2026Jul 2, 2026
DragonBoat26In-game RewardsExpiredJun 19, 2026Jun 26, 2026
WdcqZSbjIn-game RewardsExpiredJun 17, 2026Jun 21, 2026
kqSqFCHSIn-game RewardsExpiredJun 13, 2026Jun 18, 2026
hkEJkVFtIn-game RewardsExpiredJun 6, 2026Jun 11, 2026
qDfsYLWmIn-game RewardsExpiredMay 30, 2026Jun 4, 2026
iNg85VSjIn-game RewardsExpiredMay 29, 2026May 31, 2026
LoveyouMomIn-game RewardsExpiredMay 10, 2026May 14, 2026
cfvF55AKIn-game RewardsExpiredMay 8, 2026May 10, 2026
LaborPG26In-game RewardsExpiredMay 5, 2026May 6, 2026
FxXUKauhIn-game RewardsExpiredApr 26, 2026Apr 30, 2026
6je7nzv2In-game RewardsExpiredApr 18, 2026Apr 23, 2026
2Gbjm8qWIn-game RewardsExpiredApr 8, 2026Apr 13, 2026
22RDMLAgIn-game RewardsExpiredMar 23, 2026Mar 26, 2026
WivVi7HBWeekly RewardsExpiredMar 19, 2026Mar 21, 2026
FdySJxhcIn-game RewardsExpiredMar 7, 2026Mar 11, 2026
PGGROUP20x Unsealing KeyActiveMar 1, 2026No expiry
L5uc5cDWeekly Gift CodeExpiredMar 1, 2026Mar 3, 2026
PGFIGHT5x Random Hero Chest, 1000 GoldActiveMar 1, 2026No expiry
93PbpmqSIn-game RewardsExpiredJun 24, 2026Jun 24, 2026

* Table updated daily. Codes reported working by user submissions.

Slack Off Survivor Code Release History

Slack Off Survivor codes are typically added about every week. We've tracked 20 code releases for this game in total.

6
Mar
3
Apr
5
May
6
Jun
Jul

20 releases in the past 5 months

Slack Off Survivor Page Updates

A running log of changes to this page: every code we add, expire, or review. Scroll to see the full history.

  1. Added sRcjP9ix code
  2. Added 93PbpmqS code
  3. 1 code expired
  4. Added DragonBoat26 code
  5. Added WdcqZSbj code
  6. Added kqSqFCHS code
  7. Added hkEJkVFt code
  8. Added qDfsYLWm code
  9. Added iNg85VSj code
  10. Added LoveyouMom code
  11. Added cfvF55AK code
  12. Added LaborPG26 code
  13. Added FxXUKauh code
  14. Added 6je7nzv2 code
  15. Added 2Gbjm8qW code
  16. Added 22RDMLAg code
  17. Added WivVi7HB code
  18. Added FdySJxhc code
  19. Added 3 codes (PGGROUP, L5uc5cD, PGFIGHT)

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.

FromOfficial Facebook•Expired
Verified
1working votes0expired reports
FromOfficial Facebook•Expired
Likely
1working votes0expired reports
FromOfficial Discord•Expired
Likely
1working votes0expired reports
FromOfficial Facebook•Expired
Likely
1working votes0expired reports
FromOfficial Facebook•Expired
Likely
1working votes0expired reports
FromOfficial Facebook•Expired
Likely
1working votes0expired reports
FromOfficial Discord•Expired
Likely
1working votes0expired reports
FromOfficial Discord•Expired
Likely
1working votes0expired reports
FromOfficial Facebook•Expired
Likely
1working votes0expired reports
FromOfficial Facebook•Expired
Likely
1working votes0expired reports
FromOfficial Discord•Expired
Likely
1working votes0expired reports
FromOfficial Facebook•Expired
Unverified
1working votes0expired reports
FromOfficial Discord•Expired
Unverified
1working votes0expired reports
FromOfficial Facebook•Expired
Unverified
1working votes0expired reports
FromOfficial Facebook•Expired
Unverified
1working votes0expired reports

Weekly Rewards

FromOfficial Facebook•Expired
Unverified
1working votes0expired reports
FromOfficial Facebook•Expired
Unverified
1working votes0expired reports

Weekly Gift Code

FromOfficial Discord•Expired
Verified
1working votes0expired reports

Found a new code?

Help the Slack Off Survivor community by submitting it for verification

Repeated submission of incorrect or fake codes is against our Terms of Service and may result in a ban.

EO

Written by Ethan Onyett

I check and test these codes. Redeem them as soon as they drop. We cover over 500 games and have delivered over 175,000 code copies to players since launch. If something is broken or expired, let me know and I'll fix it.

MinuteTactics is an independent fan site and isn't affiliated with Slack Off Survivor's developers or publishers.

Last reviewed June 27, 2026

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