Support the launch

Help bring the puzzles to iPhone

10+ Number Puzzles is made by one developer and is free to play on Android. Your donation pays for the App Store launch, so iPhone players can join the duels, rooms and Daily Puzzle too.

  • Apple Developer Program

    The yearly fee Apple charges before an app can go on the App Store.

  • Publishing and testing

    Getting through App Store review, and testing all 28 puzzles on real iPhones and iPads.

  • Design polish

    Boards, themes and animations tuned for iPhone screens.

  • Launch promotion

    Letting puzzle fans know the game has arrived on iPhone.

Make a donation

One-off, no account needed.

Choose an amount
$5USD
Pay with

You'll pay on Flutterwave's secure page. We never see your card. No account needed; your receipt comes by email.

Payments by Paystack and Flutterwave. How we handle payment data

Prefer to give in the app?

Open the Donate screen from the app's menu. Donations made there show on the in-app supporters wall, with your name and total, if you'd like the credit.

Get it free onGoogle Play
Do I need an account or the app?
No. Enter an email for your receipt and pay on Paystack's or Flutterwave's secure page. Nothing else is needed.
Will my name be shown anywhere?
No. Donations made here are private. Only donations made inside the app appear on its supporters wall.
Which currency is it in?
Donations are in US dollars, from $1 to $5,000. If your card is in another currency, your bank converts it and may add a small fee.
Do I get anything in return?
Our thanks, and a better game on more phones. A donation doesn't unlock items or features. It's a gift, and it's non-refundable except where the law says otherwise (see our Terms).

Something else? Get in touch. Read the donation terms.