The Affinity Creative Suite for iPad (Photo 2, Designer 2, Publisher 2) is currently free, you should probably get them in case it's a mistake and they change it later, they're normally $18.49 each. Just make sure to activate the perpetual license after downloading (currently showing as a $0 IAP).

Affinity Photo 2:
https://apps.apple.com/us/app/affinity-photo-2-for-ipad/id1616823773

Affinity Designer 2:
https://apps.apple.com/us/app/affinity-designer-2-for-ipad/id1616833418

Affinity Publisher 2:
https://apps.apple.com/us/app/affinity-publisher-2-for-ipad/id1606942224

‎Affinity Photo 2 for iPad

‎The next generation of the iPad App of the Year, Affinity Photo 2 for iPad is a genuine desktop-grade, professional photo editor used by photographers, graphic designers, illustrators, artists, and other creators around the world. Wielding tons of incredible new features, hundreds of enhancements an…

App Store
@michi They are dropping support for v2 apps it seems, and promise "Creative Freedom" on October 30, which likely means a subscription model. I guess this is as good time as any to grab the last "good" version of the product.