SlipStashLess paper. More peace of mind.
Your private receipt & return deadline vault. Keep the purchase, skip the paper trail.

Stash it.
Sorted.From checkout
to tax time.
- On-device OCR
- Dynamic cashier barcodes
- Biometric vault
- CPA-ready exports
Supply4uLet’s build Independent developer. Real-world products.
Thoughtful apps. Purposeful design. I’m Jarrod, the developer behind Supply4u—turning everyday problems into mobile and web experiences that feel right.
A little less clutter.
A little more calm.01 / Out in the world
Two different everyday needs.
The same care in every detail.
Your private receipt & return deadline vault. Keep the purchase, skip the paper trail.

Your mental wellness & lifestyle companion. Make room to reflect, reset, and find your rhythm.

02 / The way forward
A clear path. A direct conversation.
Your idea, taking shape.
Turn your idea into a focused plan: people, priorities, features, and a clear scope.
See the experience before the build. Refine the screens, flows, and small details.
Build in focused stages, with working progress to review and room for feedback.
Prepare, test, and submit. I help navigate store review and launch; approval rests with the stores.
Under the hood
Native where it matters.
Connected where it counts.
Native iPhone and iPad experiences.
Modern, responsive Android interfaces.
Fast websites and full-featured web apps.
Authentication, databases, and cloud sync.
In-app purchases and premium access.
Private text recognition and smart capture.
03 / Shape your project
Explore a starting scope in a few clicks.
Then let’s make it yours.
04 / Start a conversation
You bring the idea. I’ll help you find the right path from first sketch to a product people can use.
Need help with Serenity?
serenity@supply4uapps.com
No. It’s a planning range based on $75/hour and a starting set of scope assumptions. After we discuss your app, you’ll receive a project-specific scope and quote before work begins.
Yes. Supply4u is my independent studio. You’ll work directly with me, Jarrod Avery, from the first conversation through delivery.
Yes. Launch preparation includes build testing, submission guidance, and help responding to review feedback. Apple and Google make the final approval decisions.