The frog most likely to sit in your hand
A White's tree frog can be handled, and among pet frogs this big, dumpy Australian species is the standout exception. Where a red-eyed tree frog should barely be touched at all, a White's tree frog is calmer, sturdier, and produces a waxy coating that gives its skin some protection, and a healthy adult will often sit on a hand with an expression of complete indifference. That tolerance is real but not unlimited. He is still an amphibian whose skin exchanges moisture with whatever touches it, so the salts, oils and residues on dry human hands are still his problem. Handling done the wet-handed way, occasionally and briefly, suits him; being passed around a room does not.
How often is sensible
A few minutes of handling now and then, perhaps once a week or simply during enclosure maintenance and health checks, is a fair rhythm for a settled White's tree frog. There is no benefit to daily sessions, and a frog that is constantly woken, carried and set down in new places can go off food even when each individual session looked peaceful. Choose the evening, when he has woken and hunted on his own schedule, rather than peeling him off his sleeping spot in the afternoon. If he climbs steadily, sits with his legs tucked, and feeds normally that night, the level is right. Repeated jumping away, constant attempts to escape your hands, or a frog that wedges himself into a corner afterward says to cut back.
Wet hands, open palm
Rinse your hands thoroughly to remove soap traces, then either wet them with dechlorinated water or wear powder-free gloves wetted the same way, because a dry grip draws moisture from his skin and a lotioned one coats it. Let him step or be scooped gently onto an open palm and keep him there by offering a second wet hand as a wall, never by closing your fist around him. Work seated, low over a towel, since a startled White's can jump farther than his build suggests. Keep him away from your face and clothing treated with sprays, and wash your own hands afterward, which protects you from anything on his skin and him from whatever you touch next.
Skin is the health report
Watch his skin as part of every session without turning handling into an examination. A healthy White's tree frog looks smooth and evenly colored, slightly waxy rather than slimy, and holds himself up on his limbs. Reddened or blotchy skin, sores, a frog that sits hunched in the water dish all day, or one that stops feeding across several evenings are reasons to see a vet experienced with amphibians rather than to handle him more for a closer look. Also skip handling while his skin looks irritated or while he is shedding and eating the shed skin, a private process he manages best alone in a humid enclosure. Humidity in the enclosure matters more to his comfort than any amount of friendly contact.
The wet-glove rule is exactly the kind of detail that gets lost when a neighbor feeds your pets for a weekend, with dry-handed handling as the result. In KinsLe, Care Teams lets you attach that rule directly to his feeding and cleaning tasks, assign them to a named helper, and have each visit marked complete with a timestamp while you are away.