CATALOG · EST. 2010

4 sections / 9 entries

JRT Studio

Software, consulting, crafts and whatever the Tiptons do next.

Writing

Essays on markets, technology, and building things — with curiosity and humility. Read every post here.

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JRT Studio is published on Substack. Subscribe there for new posts in your inbox, free or paid.

humbleobservations.substack.com

Apps & Tools

Justin's Envelope Budgeting

A zero-knowledge envelope budgeting app. Plan spending by category, import bank transactions, and stay on budget — all data stays private.

A JRT Studio product

justinsenvelopebudgeting.com

A personal RSS reader for staying up to date with the sites and feeds that matter to you.

A JRT Studio product

rss.jrtstudio.com

Legacy App

iSyncr for Android

Synced iTunes libraries — playlists, ratings, and play counts — directly to Android devices. Sold.

A JRT Studio product

Legacy App

Rocket Player

Super advanced music player for Android. Sold.

A JRT Studio product

Business

JRT Studio Design

Caroline's needlepoint work — original designs, finished pieces, and the craft behind each one.

design.jrtstudio.com

JRT Studio on Etsy

Shop Caroline's needlepoint pieces and designs directly on Etsy.

etsy.com/shop/JRTStudio

Consulting

Android App Consulting

Advice for Android apps from a developer who built and sold them. App design and UX reviews, plus Play Store listing optimization to improve visibility, conversion, and ratings.

A JRT Studio service

[email protected]

JRT Studio is a small software and design studio run by Justin and Caroline Tipton. Justin builds web apps and developer tools; Caroline creates original needlepoint designs and finished pieces. The JRT Studio name has been in use since 2010, first in mobile software and now across software and handcraft.

We'd love to hear from you — whether it's a project idea, a question, or just to say hello. Reach us anytime at [email protected].

© 2026 Justin Tipton · JRTStudio.com