Female Agent 1.10.1 (plays in your browser, no download needed)
Female Agent 1.6.3 (plays in your browser, no download needed)
This version uses the old game engine, but has more story content.
Legacy patron version:
Available on Patreon. (This version lets you select bigger boobs, have multiple Kinks, and gives you a cheaty back button you can use to undo your choices.)