Cashless wristband top-ups: donations with the Charitips API

A festival gives 0,50 € for each cashless wristband top-up. The attendee picks the charity once at the top-up station; after the last day, the festival sends the total.

Who paysYour company
Starts withA customer action
Tax receiptIn your company's name

Needs API access on a validated account. Plans

One variant of On site, at a kiosk or with a QR code · Culture and events

0,50 € per top-up, sent after the festival

See every variant

Device

Charities shown as

Outline widget

cashless.your-festival.example

Step by step

Click through the site. Each step shows what your customer does, what your server sends and what Charitips answers.

1At the top-up
To come
Your customer does…
Clicks “Top up 20 € at the station”.
Your server sends…
No call: your side saves it.
Charitips answers…
Nothing: Charitips is not called at this step.
2When the charity is chosen
To come
Your customer does…
Clicks “Choose the charity”.
Your server sends…
No call: your side saves it.
Charitips answers…
Nothing: Charitips is not called at this step.
3After the last day
To come
Your customer does…
Clicks “Close the edition”.
Your server sends…
Creates a 1,50 € donation for wristband 0412 festival 2026 on the campaign “Cashless top-ups”, for the charity your customer picks.
POSTcreate-donation
Charitips answers…
Charitips records the donation and returns its id: it goes to the charity your customer picks at once.
Charitips will then tell your server the donation was created.

How to read this demo: the site shows what your customer does, and the panel what your server sends and what Charitips answers, step by step.

Build spec

The site is made up and nothing is sent. The endpoints, fields and webhook events are the real ones, and so are the charities.

How it works

The screens of the demo in order, with the calls your server makes at each one. Its build spec

Callscreate-charities-selection create-campaign activate-campaign create-donation

Webhooksdonation_create

Once, before the first customer
- POST /v1/charities-selectionsCreate a charities selection: once: the charities you offer, from the catalog
- POST /v1/campaignsCreate a campaign: once: the campaign the donations go to
- POST /v1/campaigns/{campaignId}/activateActivate a campaign: once: the campaign starts taking donations
01
At the top-up
Button: Top up 20 € at the station
No call: this screen only shows the result.
02
When the charity is chosen
The customer picks a charity from your selection. Button: Choose the charity
No call: this screen only shows the result.
03
After the last day
Button: Close the edition
Your server calls:
- POST /v1/donationsCreate a donation: from your server, when it happens; amount in cents
Charitips then sends the donation_create webhook to your endpoint.

Other ways to run it

The same calls in other sectors and products. Each card opens its own page, with its demo.

Culture and eventsCup returned at a festivalAt a festival return point, each cup put on the tray gives 0,50 €, paid by the festival. The attendee taps the charity on the shared screen; the receipt goes to the festival.0,50 € per cup returnedTry the demoOn site, at a kiosk or with a QR code: Cup returned at a festival
Culture and eventsGame at an event standA brand's event stand runs a game: a winning slot gives 1 € to 10 €. The visitor picks the charity on the stand's screen, or scans a code to choose later; the brand pays.1 € to 10 € per winTry the demoOn site, at a kiosk or with a QR code: Game at an event stand
Culture and eventsContact left at a standAt a trade show, an exhibitor gives 0,50 € for each visitor who leaves their details. One tap on the stand's tablet sends the contact and the charity choice; the exhibitor pays.0,50 € per contactTry the demoOn site, at a kiosk or with a QR code: Contact left at a stand
RetailQR code on a productA QR code under a product's cap gives 2 % of the price once scanned after purchase. The buyer picks the charity on the scanned page; one donation per code, paid by the brand.2 % of the price, scanned after purchaseTry the demoOn site, at a kiosk or with a QR code: QR code on a product
RetailPackaging returned in storeA shop gives 0,10 € for each packaging item dropped at its collection point. The customer picks the charity once; the shop sends the month's total as one donation.0,10 € per item returned, settled monthlyTry the demoOn site, at a kiosk or with a QR code: Packaging returned in store

One variant of On site, at a kiosk or with a QR code · Culture and events

How it works

Once, before the first customer

At the top-up

When the charity is chosen

After the last day

Other ways to run it