CashSDKCashSDK

BUILT FOR PRODUCTIVITY

More flow.
Less billing work.

Give your users the tools to do their best work. Offer pro subscriptions, team access, and lifetime unlocks without building a billing system.

Build your purchase experienceExplore paywalls
Pro upgradesTeam accessLifetime unlocks
One less task on your list.
THE PURCHASE MODELPro plans + lifetime unlocksentitlement workspace_proactive

How the category prices

Three revenue models, from free to forever.

Choose an offer. Try the screen. Follow the purchase from checkout to access.

PURCHASE PLAYGROUNDFictional app · sample offers
01 / THE OFFER

Meet folio.

Try a purchase. See what happens next.

One purchase flow.
Entirely your experience.
folio.
MONDAY, JUNE 16A little more focus.3 things. One good day.
Morning pagesPersonal · 8:30 AMDone
Make something greatCreative time · 10:00 AM
Room for a new ideaNotes · Just for you
Focus session24:59● ● ● ○
Productivity · premium

Less noise. More done.

Make space for your best ideas.

14-day free trial · Cancel anytime
Interactive concept · no real purchase
02 / BEHIND THE SCREEN
PREVIEW EVENT
purchase.started
app
folio.
product
Annual
status
selected
Store checkout → CashSDK → your app

Original app concepts. Sample prices. Every preview runs locally.

Paywall shapes

The upgrade is part of the experience.

Discover the app. Choose premium. See what opens up.

A DAY INSIDE folio.

From first tap to all-access.

01Discover
9:41
folio.
MONDAY, JUNE 16A little more focus.3 things. One good day.
Morning pagesPersonal · 8:30 AMDone
Make something greatCreative time · 10:00 AM
Room for a new ideaNotes · Just for you
Focus session24:59● ● ● ○
MONDAY, JUNE 16

Make space for good work.

A little focus goes a long way
The next big ideaPersonal · 3 notes
Room for a new projectWorkspace · Ready to create
A calmer kind of weekYour weekly review

Give them something to love.

02Upgrade
folio.
MONDAY, JUNE 16A little more focus.3 things. One good day.
Morning pagesPersonal · 8:30 AMDone
Make something greatCreative time · 10:00 AM
Room for a new ideaNotes · Just for you
Focus session24:59● ● ● ○
Productivity · premium

Less noise. More done.

Make space for your best ideas.

14-day free trial · Cancel anytime

An upgrade that feels at home.

03Enjoy
9:41
folio.
MONDAY, JUNE 16A little more focus.3 things. One good day.
Morning pagesPersonal · 8:30 AMDone
Make something greatCreative time · 10:00 AM
Room for a new ideaNotes · Just for you
Focus session24:59● ● ● ○
Premium unlocked
MONDAY, JUNE 16

Room for every great idea.

A little focus goes a long way
The next big ideaPersonal · 3 notes
Room for a new projectWorkspace · Ready to create
A calmer kind of weekYour weekly review

Make the next tap count.

Original folio. concept · Interactive screens · No real purchases

Why CashSDK fits productivity

One SDK for the whole productivity money stack.

Design the offer. Verify the purchase. Keep access in sync.

Paywalls you A/B over the air

Design the “Upgrade to Pro” screen in the dashboard, publish it without an app release, and change copy, tiers, and price for any cohort instantly.

Paywall canvasEditing · live
Unlimited projects
Advanced analytics
Annual · $59.99SAVE 40%
Explore

Experiment on price & term

Run holdouts on monthly-vs-annual framing and trial length. Measure conversion and revenue per install, not vibes.

Explore

Per-seat & team plans

Bill per active member with seat-based entitlements, and switch a user between individual Pro and a shared team workspace server-side.

Explore

Validated receipts

Every Apple and Google receipt is verified server-side into a clean entitlement, with no receipt server to run.

Explore

Subscriptions & one-time unlocks

Sell a recurring Pro plan or a pay-once, own-it-forever unlock from the same catalog, non-consumable purchases restore cleanly across devices.

Localized pricing, both stores

One catalog prices in local currency across the App Store and Google Play, with trials and intro offers honored natively.

Built for the whole stack

Charge three ways from one integration.

3Models: Pro subscription, per-seat, one-time
1 SDKSwift, Kotlin & REST
0Receipt servers to run
ONE CONNECTED PURCHASE FLOW
CashSDK
CashSDK
Store receipt
pro active
A purchase startsproduct: "pro.yearly"A familiar checkout, in your app.
Illustrative flow no live transactions

Ship a productivity paywall that pays off

Your brand, your offers, your purchase flow. Built with CashSDK.

Ship your paywallRead the SDK quickstart →