Adam007

Thanks!

Affinity Designer for iPad - Offline Video Tutorials

They're all hosted on Vimeo, so if you can find your way to the individual pages you'll find a download link for each one. Unfortunately, I don't know of a quick and easy way to determine all of the URLs. I think I've found the information I was looking for!
Basic Operations
UI overview
Gestures
New and save
Open and import
Placing images
Pan, zoom and rotate canvas
Selecting
Moving, resizing and rotating
Grouping
Ordering
Layers Studio
Align and distribute
Copy, paste and power duplicate
Undo, redo and history
Quick export

Advanced Operations
Artboards
Symbols
Assets Studio
Snapping
Constraints
View modes for pixel preview
 
Edit: See @Dave Vector's reply for a nicely tabulated complete list, including descriptions.

Thanks @αℓƒяє∂
I am grateful it's possible. 
You got me started on a list too.  Here it is:

1 https://vimeo.com/272723714/79409f3002 UI overview Explore the Affinity Designer for iPad user interface. 2 https://vimeo.com/273643227/ead5575b93 Gestures Learn the gestures you need to use Affinity Designer for iPad. 3 https://vimeo.com/272724251/2291984bca New and save Start a new document and save it to local or cloud storage. 4 https://vimeo.com/272726696/45e5f324f8 Open and import Open from cloud storage and import from cloud storage/Apple Photos. 5 https://vimeo.com/272741704/5f35b71ba8 Placing images Introduce an image into your vector design. 6 https://vimeo.com/272728260/c890bf2740 Pan, zoom and rotate canvas Navigate around your document and rotate the canvas. 7 https://vimeo.com/272735632/2a46dac3a6 Selecting Edit one or more objects by object selection. 8 https://vimeo.com/272736180/6edfd6c8a7 Moving, resizing and rotating Transform objects on the page or via Transform Studio. 9 https://vimeo.com/272736820/55feb120ca Grouping Collect together related areas of your design by grouping. 10 https://vimeo.com/272737362/7c5dfeaea6 Ordering Learn how to change the Z-order of objects, i.e. how objects are placed in front of (or behind) each other. 11 https://vimeo.com/273287904/b1b7ec72fa Layers Studio Manages all your objects by storing in layers and groups. 12 https://vimeo.com/272738081/8a68c959da Align and distribute Multiple objects can be perfectly aligned with each other, as well as distributed (spread) evenly. 13 https://vimeo.com/272729523/f6c4ff31b2 Copy, paste and power duplicate Essential clipboard operations while editing. 14 https://vimeo.com/272730196/65755f27fb Undo, redo and history Use simple gestures and history scrubbing to step back/forward through your edits. 15 https://vimeo.com/272735340/af9c8b137b Quick export Output your current selection or entire design to a recognised graphic format. 16 https://vimeo.com/272727390/53ab8082f6 Artboards Create a new artboard from scratch or add extra artboards. 17 https://vimeo.com/272742120/bd935e5387 Symbols As intelligent linked objects, symbols allow global editing across your design. 18 https://vimeo.com/273288063/fe332b0d81 Assets Studio Take advantage of pre-designed UI elements stored within this Studio. You can also store your own custom assets here. 19 https://vimeo.com/272733789/278ce33fe2 Snapping Use snapping for positional accuracy when positioning an object to another object, guide, grid line or spread. 20 https://vimeo.com/272743284/55028676a5 Constraints Selectively control object scaling and anchoring across differently sized artboards. 21 https://vimeo.com/272731188/083a95d4d6 View modes for pixel preview Preview your design in different pixel modes or skeletal outline with split-screen comparison. 22 https://vimeo.com/272752194/5b7c92aec4 Pen Tool Draw Bézier curves and closed shapes using the Pen Tool - an essential tool for most designs. 23 https://vimeo.com/272747486/6eb4b491d8 Node Tool Edit previously drawn curves, vector strokes and shapes. 24 https://vimeo.com/272739495/9a399ee019 Advanced curve drawing Create and edit Bézier curves and lines using gestures. 25 https://vimeo.com/273643664/6e392c204b Editing strokes Control the line width, style and line pressure. 26 https://vimeo.com/272749894/f6cd564300 Pencil Tool Draw freehand pencil strokes with optional smoothing and editing (sculpting) of existing strokes. 27 https://vimeo.com/272772312/e4753799b0 Shape tools Create geometric shapes and morph them into any shape variant you want. 28 https://vimeo.com/272749107/f0b28fe5b8 Corner Tool The tool rounds any sharp corners on curves and shapes. 29 https://vimeo.com/272737147/824bdf211a Boolean operations Join objects together using Add, Subtract, Intersect, Divide and Combine operations. 30 https://vimeo.com/272918757/2b3f76f5e5 Colour Picker Tool Sample colour from anywhere on your screen for object fill, stroke or brush colour. 31 https://vimeo.com/272765553/c38361f7ec Fill Tool Create colour gradients across objects, including linear, radial, elliptical, and more. 32 https://vimeo.com/273644041/9d24feb280 Advanced colour Change the stroke and fill colour of your object, with the option to store colours in palettes. 33 https://vimeo.com/272740839/3f00569cea Gradients Draw colour and transparency gradients separately or as part of the same gradient. 34 https://vimeo.com/272765889/7e670c49ab Transparency Tool Create transparency gradients across objects, including linear, radial, elliptical, and more. 35 https://vimeo.com/272750449/386e0f0029 Vector Brush Tool Paint using vector brushes (hard-edged, textured intensity or textured image brushes). 36 https://vimeo.com/273644549/e73c510b69 Managing vector brushes Modify your brush settings and manage your brushes in the Brushes Studio. 37 https://vimeo.com/272921080/fe342ad991 Pixel Tool The tool paints a hard-edged brush stroke without anti-aliasing. 38 https://vimeo.com/272924117/5278a2f871 Paint Brush Tool Paint using raster brushes (soft, hard, textured, or image). 39 https://vimeo.com/273645405/c3e6960f8d Advanced brush options Modify your brush settings using the context toolbar. 40 https://vimeo.com/273645691/fce0d48271 Managing raster brushes Import, export and manage your brushes in Brushes Studio. 41 https://vimeo.com/273645985/3b50388a89 Smudge tools Blend images and brush strokes. 42 https://vimeo.com/272924573/eb705e612b Erase Brush Tool Remove areas of your design directly under an erase brush stroke. 43 https://vimeo.com/272924914/0a6548fc2a Flood Fill Tool Flood image, pixel selection or object with a chosen colour. 44 https://vimeo.com/273281334/ae205d189f Flood selections Create pixel selections using colour. 45 https://vimeo.com/273281218/efb471a647 Drawn selections Create pixel selections using freehand, polygonal or magnetic modes, or use shape marquee tools for geometric pixel selections. 46 https://vimeo.com/273284946/e48c013bfa Selection modification tools Feather, grow/shrink, smooth and outline existing pixel selections. 47 https://vimeo.com/272947161/54b2eba7d4 Smart Selection Brush Tool Take a brush-based approach to make pixel selections. 48 https://vimeo.com/273285157/19f326ed32 Refine Selection Tool Use refinement to separate a subject from its background image accurately. 49 https://vimeo.com/273285319/f2eb0835f2 Slice Tool The tool creates drawn export areas to be exported as individual files. 50 https://vimeo.com/273285740/1d712d6c8a Export Persona - Slices Studio The Studio exports chosen slices as files to a preferred file format. 51 https://vimeo.com/273286342/3dbe5aa264 Export Persona - Layers Studio Use the Studio to identify pages, artboards, layers, groups and objects for export as slices. 52 https://vimeo.com/272919379/22bc3c2e55 Frame Text Tool Add reflowing frame text to your design. 53 https://vimeo.com/272916409/f72d8a2a1e Art Text Tool Add scalable decorative text to your design. 54 https://vimeo.com/273646946/94d45c2f97 Advanced typography Edit your artistic and frame text's character and paragraph properties. 55 https://vimeo.com/273647336/ccf23d014a Text on a path Artistic text can follow a line, curve or outline of a shape. 56 https://vimeo.com/273647530/29173f6f24 Importing fonts Import and manage your fonts. 57 https://vimeo.com/273647784/6bbc918327 Applying adjustments Apply non-destructive adjustments to layers and control them in your layer stack. 58 https://vimeo.com/273648117/0364de4e91 Masking adjustments Use raster brushes to erase adjustments and use vector tools to create clipping masks. 59 https://vimeo.com/273648442/ad0f387960 Layer effects Apply non-destructive layer effects and control them in your layer stack. 60 https://vimeo.com/273648756/e795a03d2b Advanced layer effects Adjust opacities, scale effects with objects and copy and paste effects to other layers. 61 https://vimeo.com/273649568/91a1c47ba3 Blend modes Blend your layers with complete control using blend modes. 62 https://vimeo.com/273649742/8e694a31f9 Styles Create and save your own styles for consistent effects.