Unity.datJSON

Hollow Knight Save Editor

Edit your Hollow Knight save file online. Modify geo, charms, abilities, map completion, and boss flags.

Files encrypted in transit

Server-side parsing

Auto-detect format

About Hollow Knight Saves

Hollow Knight saves are JSON files with a .dat extension stored in Unity's persistent data path. They contain the complete game state including geo (currency), equipped charms, unlocked abilities, defeated bosses, and map exploration progress.

What You Can Edit

Geo (currency)

Health (masks)

Soul (mana)

Charm notches and equipped charms

Nail upgrade level

Unlocked abilities (dash, wall jump, etc.)

Defeated boss flags

Map completion percentage

Grub collection count

Coming Soon

Hollow Knight Dedicated Editor

Skip the raw data. Our dedicated editor gives you a game-specific interface with visual stats, labeled fields, one-click presets, and themed UI — all designed for Hollow Knight players.

Visual stat bars & gauges

Game-themed interface

Smart field organization

One-click quick edits

Available with Pro (coming soon)

Hollow Knight Editor

Dedicated editor previewVisual stat bars, smart labels, and themed UI

How to Edit Hollow Knight Saves — Step by Step

Navigate to %AppData%/../LocalLow/Team Cherry/Hollow Knight/

Find user1.dat (or user2.dat, etc.) — back it up!

Upload to SaveEditor — it detects the JSON format automatically

Browse the tree or search for values like 'geo', 'health', or 'hasDoubleJump'

Edit any values and download the modified file

Replace the original .dat file

Save File Locations

🪟

Windows

%UserProfile%\AppData\LocalLow\Team Cherry\Hollow Knight\user1.dat

🍎

macOS

~/Library/Application Support/unity.Team Cherry.Hollow Knight/user1.dat

🐧

Linux

~/.config/unity3d/Team Cherry/Hollow Knight/user1.dat

☁️

Steam Cloud

Steam Cloud sync available — disable before replacing saves

user1.dat through user4.dat correspond to save slots 1–4.

File format: JSON | Extension: .dat

Platform Compatibility

🖥️

Supported

🎮

PS4

Not Supported

🎮

PS5

Not Supported

🎮

Xbox

Not Supported

🕹️

Switch

Not Supported

⚠️ Console saves are stored on the device and require homebrew tools to extract (Switch) or are inaccessible (PS4/Xbox).

How SaveEditor Handles Hollow Knight Files

Auto-Detect

Automatically identifies JSON format from file content

Smart Editing

Game-specific labels, categories, and quick-edit presets

Re-encode

Downloads in the original format — compression and encoding preserved

Frequently Asked Questions

Where are Hollow Knight saves?

%AppData%/../LocalLow/Team Cherry/Hollow Knight/ on Windows. user1.dat is save slot 1.

Can I give myself all abilities?

Yes! Search for ability flags like 'hasDoubleJump', 'hasDash', 'hasWallJump' and set them to true.

Can I edit geo?

Absolutely. Search for 'geo' and change the value to whatever amount you want.

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