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The Supasplit Blog

Practical, honest guides on splitting bills with roommates, friends, partners, and travel groups. Written for humans, not algorithms.

Retro comic book cover illustration of a roommate working from home with the AC blasting, with bold colors and halftone textures
Roommates

The WFH Roommate Tax: Splitting Utilities When One Person Is Always Home

When one roommate works from home and cranks the AC all day, splitting utilities 50/50 stops being fair. Here's how to adjust the math without making it weird.

4 min read
Retro comic book cover illustration comparing proportional vs equal splitting, with bold colors and halftone textures
Couples & Family

Proportional vs Equal Splitting: Which Is Actually Fair?

The proportional vs equal splitting debate, settled. When each method is fair, when it's not, and how to pick, with worked examples for couples and roommates.

5 min read
Retro comic book cover illustration for the etiquette of splitting bills with friends, with bold colors and halftone textures
Friends & Dining

The Etiquette of Splitting Bills With Friends: A Complete Guide

How to split restaurant bills, bar tabs, Ubers, and everything else with friends without making it weird, scripts, rules, and the moves that keep friendships intact.

6 min read
Retro comic book cover illustration of friends splitting an Airbnb, with bold colors and halftone textures
Group Travel

The Airbnb Split: Why Equal Isn't Always Fair

When three couples and one solo traveler book an Airbnb together, equal splits get ugly fast. Here's how to divide an Airbnb fairly by room, not by head.

5 min read
Retro comic book cover illustration for how couples should split bills, with bold colors and halftone textures
Couples & Family

How Couples Should Split Bills in 2026 (Every Method, Explained)

Every fair way for couples to split bills, equal, proportional, yours-mine-ours, with real numbers, scripts, and how to pick the method that matches your life.

6 min read
Retro comic book cover illustration for Venmo request etiquette, with bold colors and halftone textures
Friends & Dining

Is It Rude to Venmo-Request a Friend? A Tier List

A definitive ranking of when it's okay, slightly rude, or absolutely fine to Venmo-request a friend, based on who paid, for what, and how it was framed.

4 min read
Retro comic book cover illustration for splitting group trip expenses, with bold colors and halftone textures
Group Travel

How to Split Expenses on a Group Trip (Without Ruining It)

The complete guide to splitting group trip expenses, from Airbnbs and flights to late-night ramen runs. Proven systems, scripts, and the moves that save friendships.

5 min read
Retro comic book cover illustration of the salad vs steak dinner splitting dilemma, with bold colors and halftone textures
Friends & Dining

The Salad vs. Steak Problem: Splitting Dinner When Orders Are Wildly Different

You got the $12 salad. They got the $58 ribeye. Is splitting the bill equally still fair? A practical guide to splitting dinner without the awkwardness.

3 min read
Retro comic book cover illustration for splitting bills with roommates, with bold colors and halftone textures
Roommates

How to Split Bills With Roommates Without Losing Your Mind

A complete, no-nonsense guide to splitting rent, utilities, groceries, and shared costs with roommates, the methods that work, the scripts that keep things chill.

6 min read