We design SaaS products that convert, retain and grow.

Filllo is a design studio for SaaS founders, from pre-seed to Series A. 82+ products shipped for teams across the US and Europe.

Team gathering

Design that shows up in your metrics

Every screen we design has one job: move a user closer to signing up, upgrading, or staying.

Cut the clicks between “curious” and “customer”

Keep users scrolling long enough to convert. From intuitive UI to highly responsive elements and visual appeal, our UI/ UX design services reduce bounce rates and make every interaction meaningful.

Look like the company your product already is

Your product has users, revenue, maybe a term sheet — but the design still says “weekend build.” We close that gap, so the product investors see matches the traction in your deck.

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SaaS & Web Application

Website

Civilocity

Website/Branding/On-demand Professional Services

Mobile App

Glide: Moving service App

Mobile App/Logistics

We've Worked With Leading Brands

The numbers a
founder should check

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7+years

Designing for SaaS since 2019, through two funding winters.

82+products shipped

Every one designed in-house in Sylhet, from first wireframe to developer handoff.

5%On Clutch

Read every review yourself; we've linked them.

100%SaaS founders

From solo pre-seed builders to Series A teams in the US and Europe.

Services

Five services, one job: everything a SaaS founder ships between pre-seed and Series A.

From first click to paid plan, we map and design every step a user takes — then remove the ones that make them quit.

User Flows
Wireframes
Usability Testing

Your product's dashboard, onboarding, and billing screens are where retention is won or lost. We design SaaS interfaces that get users to value fast — and give them reasons to stay past month two.

Onboarding Flows
Dashboards
Design Systems

A brand your product can grow into: logo, color, voice, and the deck-ready assets you'll need when investors start looking closely.

Identity Systems
Brand Guidelines
Pitch Assets

Marketing sites that load fast, read clearly, and turn visitors into trial signups — built to be measured, not just admired.

Marketing Sites
Landing Pages
SEO-ready Build

Your site in Webflow: your team edits copy, ships pages, and runs A/B tests without filing a developer ticket.

No-code CMS
Fast Turnaround
Editable by Your Team

Bring us the screen that isn't converting.

Let's spend 30 minutes on your product. You'll leave with three things we'd fix first — free, whether or not we work together.

Real stories, Real Results

“The experience was excellent, and I’m already looking forward
to working with them again!”

Ryan Moreno

Founder, Rise Plugins

“Their insight and passion set them apart
from others in the industry.”

Amal Labs Logo

Amal Labs

AI-Powered Education Technology Platform

“Filllo has been a great partner in my UI design project. They patiently listened to my challenges, took the time to craft thoughtful solutions, and made the whole process enjoyable. I highly recommend them!”

Abdur Rahman Emad

Software Engineer @ Nokia

“Professionals with extensive experience and commitment.
Knows their craft. I've collaborated with them on several occasions.
It's always a five-star experience.”

Zadhid Powell

Content Marketer at Hubspot

“I've been working with Filllo on various projects, they always delivers great quality work and always on time. Strongly recommend!

Julia Samodurova

Founder at unmarketd

“One of the best UI UX designers I've had the pleasure of working with.
Thank you Rafi for your constant communication, your attention to detail
and incredible designs on how to bring our vision to life.
Rafi will continue to be our go to designer in the future.”

Jonathan Zadegan Headshot

Jonathan Zadegan

Managing Partner at The Zadegan Group

5.0 on Clutch

From founders who shipped with us.
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