Fisch Codes – All Working Promo Codes (April 2026)

Overview

Fisch codes are released by the development team after major game updates, during seasonal events, or as compensation for server downtime. They are announced in the official Fisch Discord server and on the official X (Twitter) account. Codes are not case-sensitive — typing YESIMBEINGFRTHISISTHEMAKHCODE or yesimbeingfrthisisthemakhcode produces the same result.

This page maintains the full archive of all known Fisch codes, with active codes at the top.

Note: The MermaidCove code expired on April 19, 2026 — it is no longer redeemable.

Active Fisch Codes (April 2026)

These codes have not yet reached their expiration date and can be redeemed right now. The C$ earned from codes can be used toward high-stage rods — see the Fisch Rod Tier List for what to buy next.

About the Most Recent Active Code

YESIMBEINGFRTHISISTHEMAKHCODE was added on April 18, 2026 and expires May 1, 2026 — giving players roughly two weeks to claim the Magical Leek reward. It requires player Level 401 or above, meaning newer players will need to progress further before redeeming it. The Magical Leek is a seasonal event item associated with the April 2026 update cycle.

About the Scarlet Skin Code

The SCARLET code rewards the Scarlet skin for Nate's Blade — one of the most popular S-tier rods in Fisch. Unlike most codes that expire within days or weeks, SCARLET has a long expiration window (December 2026), making it a reliable code to keep in mind even if you miss other promotions.

About the Carbon Bobber Code

CARBON is a permanent code — it has no expiration date and can be redeemed at any time. It awards the Carbon Bobber, which is useful for its specific in-game properties. If you have not yet claimed this, there is no urgency, but it is worth noting as a permanent addition to your inventory.

How to Redeem Fisch Codes

1. Open Fisch on Roblox.
2. Click the Settings cog icon in the top-right corner.
3. Scroll down to the "Other" section.
4. Find the text box labeled "Type Code Here".
5. Enter the code exactly (or use all-caps — codes are not case-sensitive).
6. Press Enter to claim your reward.

Rewards are delivered instantly to your in-game inventory.

Expired Fisch Codes

The following codes are no longer redeemable. They are archived here for reference and for tracking the game's event history.

Frequently Asked Questions

How do I redeem codes in Fisch?

Open the Settings menu (cog icon, top-right), scroll to the "Other" section, find the "Type Code Here" text box, enter the code (not case-sensitive), and press Enter. Rewards appear instantly in your inventory.

What is the newest active Fisch code?

YESIMBEINGFRTHISISTHEMAKHCODE is the newest active code, added April 18, 2026, expiring May 1, 2026. It requires player Level 401 or above and rewards the Magical Leek. The MermaidCove code expired April 19, 2026 — one day before today's date.

Is SCARLET still active in Fisch?

Yes. The SCARLET code is confirmed active through December 15, 2026 per the official Fisch Wiki. It unlocks the Scarlet skin for Nate's Blade and has no level requirement.

What codes give submarine parts in Fisch?

TemporarySubmarine gives the full set of submarine parts — Back Fins, Metal Panels, Side Fins, Submarine Top, and Windows. It expires October 18, 2026. The CARBON code (Carbon Bobber, no expiry) is also permanently active.

Are old Fisch codes still redeemable?

No. Once a code passes its expiration date it is permanently inactive and cannot be redeemed. Fisch codes typically last between a few days and several months, depending on the promotion. The CARBON code is the only known code with no expiration.

Change Log

• 2026-04-20: Page created. Added 4 active codes (YESIMBEINGFRTHISISTHEMAKHCODE, SCARLET, TemporarySubmarine, CARBON). Archived 80+ expired codes from official Fisch Wiki. Last verified April 20, 2026. MermaidCove marked expired (April 19, 2026).