App serial number function added to existing app

hi, we have an existing app for colouring books, we need to have serial number recognition built into it. We would then put a serial number on each book, they input it into our app and the app is activated.

We already have the full app, just need to recognise, buy and host the serial numbers.

please say serial app to show you know


Competenze: App Developer

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Sul datore di lavoro:
( 19 valutazioni ) bexhill, United Kingdom

ID Progetto: #14405820

70 freelance hanno fatto un'offerta media di $1291 per questo lavoro


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$1116 USD in 1 giorno
(58 Recensioni)

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$1500 USD in 25 giorni
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$1116 USD in 1 giorno
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$1116 USD in 1 giorno
(21 Recensioni)

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$1500 USD in 10 giorni
(24 Recensioni)

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$10000 USD in 1 giorno
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