Updated iPhone interface
The updated app keeps ring measurement, finger measurement, conversion, and saved sizes cleanly connected.
Measure a ring, measure a finger, convert standards, and save sizes without visiting a jeweler.
Ring Measurement
Place a ring on the circle and adjust the guide until the inner edge matches.
Saved Sizes
Keep important ring sizes ready for yourself, family, partners, and gift planning.
Global Size Standards
Convert between US, UK, EU, Japan, Australia, India, and millimeter measurements.
Finger Width Mode
No ring? Measure your finger directly across the on-screen bar and fine-tune the millimeter value.
Offline & Private
Works fully offline. Your data never leaves your device. Zero tracking.
Instant Results
Your size appears immediately in all major standards — US, UK, EU, and more.
Engagement Ready
Planning a surprise proposal? Secretly measure a ring while they're away.
Size History
Track how your ring size changes over time with measurement history.
Clean iPhone UI
Large controls, clear rulers, and focused sheets make each sizing task easy to follow.
Use our free online tool. No download needed.
Step 1: Calibrate Your Screen
Place a standard credit card on your screen for pixel density calibration.
Place your ring on the screen and drag the handles to match its inner edge.
Your Ring Size
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US Size
-
UK Size
-
EU Size
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Japan Size
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Diameter (mm)
Tip: Calibrate your screen with a credit card first for maximum accuracy. Want size history, family profiles, and advanced features? Download the app.
A standard credit card is 85.6mm wide. Drag the handles to match your card's width exactly.
No jeweler visit. No guesswork. Just your phone.
Choose a Mode
Measure an existing ring on the circle, or switch to finger width mode when no ring is available.
Align the Guide
Use the ruler, slider, and plus/minus controls to match the ring or finger width precisely.
Save or Convert
See the measurement instantly, save it for later, or convert it between international standards.
Buy jewelry anywhere in the world with confidence.
US
& Canada
UK
& Australia
EU
Europe
JP
Japan
IN
India
mm
Diameter
Ring Sizer works entirely offline. Your measurements never leave your device. We don't collect, share, or sell any of your data. Ever.
"Used this app to measure ring size. It's accurate and it's really helpful."
Pradep12 · App Store Review
To update Serum in FL Studio, you must download and run the latest installer from your provider (Xfer Records or Splice) and then rescan your plugins within the DAW KAN Samples 1. Identify Your Current Version
Before updating, verify your current version to ensure an update is actually needed: in FL Studio. button in the top right KAN Samples ; the version number is displayed on the second line KAN Samples You can also click
To update Serum in FL Studio, you must download and run the latest installer from your purchase source, then rescan your plugins within FL Studio. 1. Download the Update
The process depends on where you originally purchased the plugin: Xfer Records Website: Log in to your account at XferRecords.com.
Navigate to "Your Account" and select "See Available Downloads" under Serum.
Download the latest installer or "Update" file for your operating system (Windows or macOS). Splice (Rent-to-Own): Open the Splice Desktop App. Go to the "Apps & Plugins" or "Tools" section.
Locate Serum and click the "Update" button that appears where "Install" used to be. 2. Install the Update How do I update Serum? - Xfer Records Support how to update serum in fl studio
Updating Serum in FL Studio is a multi-step process that varies depending on whether you purchased the synth directly or are using a Rent-to-Own plan. Step 1: Determine Your Purchase Method The update path depends on where your license is held:
Direct Purchase/Full License: Managed through the Xfer Records Website. Splice Rent-to-Own: Managed via the Splice Desktop App. Step 2: Download the Update Option A: For Xfer Records Owners Log in to your account at XferRecords.com. Navigate to "Your Account" in the top-right corner. Click on "See available downloads" under Serum.
Download the latest installer or "Update" file for your OS (Windows or macOS).
Note: The standard installer now includes Serum 2, which is a free upgrade for all existing users. Option B: For Splice Rent-to-Own Users Open the Splice Desktop App. Go to the "Apps & Plugins" (or "Tools") section.
Locate Serum; an "Update" button will appear if a new version is available.
If the update doesn't appear, ensure your lease is active; paused payments may block updates. Step 3: Run the Installation How to Upgrade from Xfer Serum to Serum 2 To update Serum in FL Studio, you must
Xfer Serum in FL Studio is a straightforward process that primarily happens outside of the DAW. Since Serum does not feature an "auto-update" button within its interface, you must manually download the latest installer or updater from your point of purchase and then prompt FL Studio to recognize the new version. Xfer Records 1. Identify Your Purchase Method
The update path depends on how you originally acquired the plugin: Xfer Records (Direct Purchase): Log in to your account at XferRecords.com Navigate to "Your Account" in the top right. "See Available Downloads" under the Serum section. Download the latest installer for your OS (Windows or macOS). Splice (Rent-to-Own): Splice Desktop App Locate Serum; an button will appear if a new version is available.
Alternatively, you can log in to the Xfer website using the email associated with your Splice account to download a standalone installer. Xfer Records 2. Install the Update Close FL Studio:
Ensure your DAW is completely shut down before running the installer to avoid file-in-use errors. Run the Installer:
Run the downloaded file. It will typically detect your existing installation path and overwrite the old files while keeping your custom presets and skins intact. Verify the Path: If you previously moved Serum's
file manually, ensure the new installer points to that specific folder so FL Studio doesn't lose the link. Xfer Records 3. Refresh FL Studio's Plugin Manager Back up your Xfer folder
Once the installation is complete, you must tell FL Studio to look for the changes: How do I update Serum? - Xfer Records Support
To update Xfer Serum in FL Studio, you first need to download the latest installer from your account on the Xfer Records website or via the Splice Desktop app if you use the Rent-to-Own program. Once downloaded, close FL Studio, run the installer to overwrite the old files, and then perform a fresh plugin scan within FL Studio to recognize the changes. Step-by-Step Update Guide Xfer Serum VST for Sound Design using Ableton & FL Studio
There are two main scenarios: updating from within the plugin itself (if you have the latest version that supports this) or manually downloading and replacing the files.
Updating Serum doesn't have to be scary. Here is how to future-proof your setup:
Xfer folder. Copy Documents\Xfer\Serum Presets to an external drive or cloud storage before updating.Serum_x64, Serum (64-bit), and Serum_vst3 all visible in your plugin list, right-click the duplicates in the FL Studio browser and select "Disable". Only keep the latest VST3 version.| Problem | Solution |
|--------|----------|
| “Failed to load Serum_s.dll” | Wrong bit version (32‑bit vs 64‑bit). FL Studio is 64‑bit – install 64‑bit Serum. |
| Old version still opens | FL is caching. Go to Plugin Manager → delete entry → rescan. |
| Presets disappear | Your SerumPresets folder is elsewhere. Copy old folder to new install location (same as Serum.dll). |
| Splice says “up to date” but Serum says old | Splice version might lag. Download from Xfer if licensed. |
| “License not found” after update | Re‑enter serial (Xfer users). Splice users: open Splice → “Repair” Serum. |
If you are updating from an older version (pre-1.35), here is what you have been missing.
Sometimes an update resets the license file. Don't panic.
serum.license file (usually in your Downloads folder or the original email).The installer will ask which formats to install. For FL Studio, you only need two:
.dll file from a secondary VST folder..dll from the other folder.Guides, tools, and charts to help you find the perfect fit.
Ring Size Chart
Complete conversion chart for US, UK, EU, Japan, and Australian ring sizes with diameter in mm.
How to Measure Ring Size at Home
5 free methods to find your ring size without visiting a jeweler — app, string, paper strip, and more.
Ring Size Calculator
Enter your ring diameter or circumference to instantly find your size in every international standard.
UK Ring Sizes (A–Z)
British letter-based sizing guide with full chart, Hatton Garden tips, and UK to US conversion.
Men's Ring Size Guide
Average men's ring sizes, measurement tips, and a complete chart for wedding bands and signet rings.
Secret Engagement Ring Sizing
How to find your partner's ring size without them knowing — clever tips for surprise proposals.