Guide & Meet the Cats

A cat sticker you can place on your clothing or skin—including your face—and spend time with.Sleeping peacefully or wandering at its own pace. A tiny companion for your everyday avatar.The paid edition lets you pet your cat and enjoy a personality shaped by your time together.

For PC VRChat
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Which cat will you live with?

Free & paid editions

Try the free edition if you would like to start by placing a cat on your avatar.
Choose the paid edition to enjoy petting, changing personalities, and more.

What you can enjoyFree editionPaid edition
Place on clothing or skin, including your faceChoose the location, size, and colorChoose the location, size, and color
Everyday posesSitting, loafing, and sleepingWalking, running, grooming, and many more gestures
Petting & reactions to youHearts when petted. Reactions to your movement and voice
Personality & growthPersonality and gestures develop as you spend time together
Visits from a friend's catRelax together as a pairWalk, sleep, play together, and more
Occasional special actionsLittle surprises during everyday life and petting

Cats from the free and paid editions can become friends, too.

The free-edition comparison describes the existing Japanese free edition. This English package is the paid edition.

See how the cats moveExplore everyday gestures and personality animations. Spoilers ahead.

Requirements & parameter usage

Supported platform
PC VRChat (VR and desktop modes)
Required for setup
Unity, VRChat SDK, and Modular Avatar
Synchronized parameters
Paid edition: 7 parameters / 42 bits
Free edition: 6 parameters / 27 bits

This parameter usage is added to the usage of other accessories on your avatar.

Place a cat on your avatar

What you need

  • Your avatar's Unity project for PC VRChat
  • Modular Avatar
  • Your downloaded NekoLife files

Setup (free and paid editions)

The free and paid editions use the same placement steps.

Preparation: import into Unity

  1. Open the Unity project for the avatar you want to use.
  2. Extract the downloaded ZIP. Drag the .unitypackage file whose name starts with NekoLife into Unity, then select Import.
  3. In the Project window, open Assets → NekoLifeEN → Prefabs. For the free edition, use Assets → NekoLifeFree → Prefabs.
  4. Drag the cat prefab onto the avatar root in the Hierarchy on the left.

Easy mode: click clothing or skin to place your cat

Choose a relatively flat part of the clothing or body. Deep curves or overlapping accessories may hide or distort part of the cat.

  1. Select the cat you added in the Hierarchy on the left.
  2. In the Inspector on the right, select Easy mode, then Choose placement.
  3. In the Scene view, click the clothing or skin where you want to place the cat.
  4. Adjust its size, position, rotation, and color. The preview automatically fits back to the surface as you make changes.
  5. Upload your avatar using the VRChat SDK. In VRChat's Expressions menu, turn on NekoLife (or NekoLife Free for the free edition) to start life with your cat.

If you chose the wrong spot, select Choose placement again and click the new location. If overlapping clothing makes selection difficult, use Limit selection (overlapping clothes) to choose the clothing or body surface you want.

Example: select the cat in Unity, then click clothing or skin in the Scene view to place it.
An example of where to place the cat in Easy mode. This screenshot shows the Japanese interface; use the English control names in the steps above and below.

Manual mode: choose a follow target and position the cat yourself

Use this mode when clicking clothing is difficult, or when attaching directly to a bone or accessory. Choose what the cat follows, then adjust its position and bend yourself.

Detailed Manual mode instructionsSee how to choose a follow target and adjust placement
  1. In the cat settings, select Manual mode.
  2. Drag a bone or object from the same avatar in the Hierarchy into Follow target. Head is a typical choice for the head, and Chest for the chest. For a moving accessory, choose the bone that actually moves.
  3. Show target in Hierarchy highlights the target you selected.
  4. Move in Scene or Rotate in Scene lets you position the cat. Position (cm) and Rotation (degrees) also accept numeric values.
  5. Horizontal bend (mm) and Vertical bend (mm) bend the sticker. Zero is flat. Changes to size and bend appear immediately; check from the side to adjust the gap between the cat and the body.
  6. Save the scene and upload your avatar.

In Manual mode, the cat follows the selected target, but does not automatically conform to clothing or body deformation. Use Easy mode to fit deforming clothing. Neither mode follows deformation caused by facial or clothing blendshapes.

Life together

Try petting your cat

In the paid edition, placing a hand on the sticker makes your cat respond with hearts. You and your friends can both pet it.

If the cat is on your hand or finger, try petting it with your opposite hand.

Meet a friend's cat

Spend time near another NekoLife user and a friend's cat will come to visit. Cats visit at their own pace; it may take around ten minutes to an hour. Free-edition cats can enjoy this together, and so can free- and paid-edition cats.

In the free edition, the pair relaxes together. In the paid edition, they can walk, sleep, and play together.

A little troubleshootingCheck placement, petting, visitors, and personality

The artwork looks distorted or extends beyond the clothing

Try a smaller cat or a flatter area, such as the center of a piece of clothing.

My cat does not react to petting

Cats have their own moods. A cat that is resting or busy with something else may not react. Wait a little, then try another gentle pet.

Check that interaction is allowed in VRChat's in-game Avatar Interactions settings.

A friend's cat does not visit

Keep both cats visible and spend some relaxed time close together. Visits happen at the cats' own pace and may take around ten minutes to an hour. Also check VRChat's Avatar Interactions settings.

My friend received a visitor, but I did not

Your cats may receive visitors at different times. Keep spending time near each other.

What happens when several cats are nearby?

When several cats are nearby, which one visits is a surprise.

My cat's personality is not changing

Growth usually takes around an hour. It pauses while AFK or while the cat is off, and may take longer depending on avatar update conditions. Growth does not always result in a different personality.

Switching avatars, changing worlds, or closing VRChat resets progress toward the next growth update. Completed growth and personality are saved for that avatar.

Error helpWhat to check when an error appearsHelp with upload and placement errors

If several errors appear, open Unity's Console and check the first red error. The first error may cause the later messages.

Have you exceeded the parameter budget?

VRChat allows a maximum of 256 bits of synchronized custom parameters across the entire avatar.

NekoLife uses the following synchronized parameters.

  • Paid edition: 7 parameters / 42 bits
  • Free edition: 6 parameters / 27 bits

Usage from the avatar, clothing, and other accessories is added together. If the SDK reports that the parameter budget is exceeded, check the total and remove unused accessories or synchronized parameters.

Are you using an optimization tool?

Some optimization tools change the mesh or bone data of the clothing or body used as NekoLife's surface, which can cause build errors.

Temporarily disable the optimization tool and check whether the error goes away.

If an optimization tool causes errors only in NekoLife's Easy mode, switching to Manual mode and assigning a bone or object from the same avatar as the Follow target may help.

Manual mode does not need clothing or body surface data. It does not automatically conform to surface deformation, however, and cannot resolve every optimization-related error.

If Easy mode cannot place the cat

Easy mode needs valid bones and skinning weights on the clothing or body.

Some props, accessories, ordinary Mesh Renderers, and clothing with missing bone data cannot be used. Try different clothing, another body surface or location, or use Manual mode.

Check the installation

Also check the following.

  • NekoLife is a child of the avatar
  • There is no more than one NekoLife instance on the same avatar
  • Modular Avatar is installed and Unity has finished importing
  • You have not manually altered the contents or scripts of NekoLife.prefab
  • The Manual mode follow target is a bone or object inside the same avatar
  • The follow target is neither NekoLife itself nor an object with zero scale

If the problem persists

When contacting support, the following information helps us investigate.

  • The full text of the first red Console error
  • A screenshot showing the Hierarchy and NekoLife settings
  • Whether you use the free or paid edition
  • Your NekoLife version
  • The name and settings of any optimization tool you use
Take a peek before you buy

Cat animations & personalities

Animated examples show the gestures available in the paid edition. If you would rather discover them yourself, leave this closed until you feel curious.

Spoilers aheadExplore cat animations & personalitiesEveryday gestures, petting, personalities, and time with a friend's cat

Last updated:

English paid edition v0.5.56-en.1 · Free-edition information follows the Japanese guide

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