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PayCairn Privacy Policy

App: PayCairn: Paycheck Calculator (com.tapforgestudios.paycairn)
Effective date: November 5, 2026

The short version: the pay, tax and paycheck information you enter in PayCairn stays on your phone. We don't have accounts, we don't run servers that receive your data, and we never sell your information. The free version shows ads from Google AdMob, which collects certain device information as described below. You can remove ads with the one-time PayCairn Pro purchase.

Who we are

PayCairn is published by TapForge Studios, a trade name of 99 Cent Apps LLC, Crown Point, Indiana, USA ("we", "us"). Questions: contact@tapforgeapps.com.

Information you enter

To calculate your paycheck, you may enter your pay, pay schedule, filing status, W-4 and state withholding choices, deductions, logged paychecks, year-to-date totals and year-end tax details. This information:

You choose which sections are remembered between sessions (Settings → Remember my inputs). If you use Android's backup, your device may include PayCairn's saved settings in your personal Google backup, which is governed by Google's privacy policy and which you control in your phone's settings.

Advertising (Google AdMob)

The free version shows banner ads, occasional full-screen ads, and optional rewarded ads you choose to watch served by Google AdMob. To show and measure ads and prevent fraud, Google's Mobile Ads SDK may collect and process:

We don't send anything you type into the calculator to Google or any ad network. Depending on where you live, we ask for your consent before personalized ads are shown, using Google's User Messaging Platform; you can change that choice any time in Settings → Ad privacy choices (when available in your region). You can also reset or delete your Advertising ID in your phone's Settings → Privacy → Ads. Learn more: How Google uses information from apps that use its services and Google Privacy Policy.

Purchases (Google Play Billing)

If you buy "PayCairn Pro", the payment is processed entirely by Google Play. We never see your payment details. The app receives a purchase confirmation from Google so it can unlock Pro and restore your purchase on a new device.

Payday reminders, widget and PDF summaries

If you turn on payday reminders, PayCairn schedules a notification on your phone for your payday and asks Android for permission to show notifications. The home-screen widget shows your estimated take-home, days to payday and year-to-date take-home from data stored on your phone. A PDF pay summary (PayCairn Pro) is created on your phone and shared only where you choose to send it. None of these features send data to us or to anyone else.

Ratings

PayCairn may show Google Play's in-app review prompt. Your rating and review go to Google Play under Google's terms; we only see what is publicly posted on the Play Store.

Crash reports

If PayCairn closes unexpectedly, it saves a technical report on your device (app version, device model, Android version and the internal step that failed — no pay or personal details). The report is shown to you the next time you open the app and is sent to us only if you choose to email it. If you do, we receive your email address and the report, and use them only to fix the problem and reply to you.

Summary of data

DataCollected byPurposeLeaves your device?
Pay, taxes, deductions, paycheck logApp onlyCalculations you requestNo
Advertising ID, IP / approximate location, ad interactions, diagnosticsGoogle AdMobAdvertising, measurement, fraud preventionYes, to Google (free version)
Purchase confirmationGoogle PlayUnlock PayCairn ProHandled by Google
Crash report and your emailUs, only if you send itSupport and bug fixesOnly if you choose

Sharing and selling

We do not sell or rent personal information, and we don't share the information you enter in the app with anyone. Data handled by Google's SDKs is governed by Google's policies linked above. We may disclose information we hold (such as a support email) if required by law.

Keeping and deleting your data

Your information stays on your device until you delete it. You can delete everything PayCairn stores at any time with Settings → Clear all data, or by uninstalling the app. Support emails are kept only as long as needed to help you, and you can ask us to delete them by writing to contact@tapforgeapps.com.

Security

App data is kept in Android's private, sandboxed app storage. Network traffic from Google's SDKs is encrypted in transit. No method of storage or transmission is 100% secure, so please protect your phone with a screen lock.

Children

PayCairn is intended for adults and is not directed to children under 13 (or the minimum age in your country). We do not knowingly collect personal information from children. If you believe a child has sent us information, contact us and we will delete it.

Your privacy rights

Depending on where you live (for example California, Virginia, Colorado or the EU/UK), you may have rights to access, correct, delete or opt out of certain uses of your personal information, including targeted advertising. Because we don't hold the information you enter in the app, most requests are fulfilled by the controls above. For anything else, email us and we will respond within the time required by law.

Not tax advice

PayCairn provides estimates for planning purposes. It is not tax, legal or financial advice.

Changes

We may update this policy as the app changes. We'll post the new version here with a new effective date, and highlight significant changes in the app's release notes.

Contact

TapForge Studios (99 Cent Apps LLC)
Crown Point, Indiana, USA
contact@tapforgeapps.com · tapforgeapps.com