Cats have a reputation for independence that gets them left alone far longer than they should be. A healthy adult cat will not pine the way a dog might, but she still eats, drinks, uses a litter tray that fouls quickly, and can get into trouble silently: a closed door, a stuck collar, a sudden illness, a toppled water bowl on day one of four. The right question is not how long a cat can survive unattended, but how often someone should lay eyes on her — for most cats, every day.
The daily visit is the standard, not the luxury
Plan for a sitter to come in at least once in every twenty-four-hour period, and treat that as the maximum gap for a healthy, settled adult — a rhythm that keeps fresh water in the bowl, food measured to the day rather than heaped for the week, and litter scooped before a fastidious cat starts avoiding the tray. A daily visit also resets small failures that compound: the feeder that jammed, the window left open by a storm, the cat who has quietly stopped eating. Stretch the gap to two days and each becomes a welfare problem discovered late.
Some cats need someone there far more often
Kittens should never run on a daily-visit schedule — they eat little and often, chill easily, and turn household objects into hazards hourly, so they need several visits a day or someone staying over. Senior cats sit at the other end of the same argument: stiff, sometimes frail, often on careful routines, and prone to going downhill quietly, they deserve twice-daily checks as a minimum. The same applies to any cat recovering from illness or surgery, any cat whose eating or drinking has recently changed, and anxious cats who stop eating when the house empties. For trips beyond a few days, a live-in sitter suits almost every cat better than visits, because it restores the household's normal sounds and rhythms.
What a proper visit must actually include
A visit that only fills bowls is half a visit. Brief your sitter that each call includes seeing the cat — not assuming she is asleep upstairs — confirming she is moving, bright, and eating, refreshing water rather than topping up a stale bowl, scooping the tray, and spending a little time in play or company so changes in behaviour get noticed. Ask for a short message after every visit saying she was seen and all was well; silence should never be the system by which you learn a visit was missed. If a sitter reports she has not eaten, is hiding somewhere new, or has been sick, that day's second visit or a vet call follows — the schedule bends around the cat, not the other way round.
Build a safety net around the gaps
Between visits, small preparations shrink the risks: doors propped or closed so she cannot trap herself in a room without water or a tray, breakaway collar only, hazards and looped cords removed, and a neighbour or family member holding a spare key who can step in if the sitter is delayed. Tell that backup person the plan and the dates. A cat's independence covers a quiet evening alone happily — it was never designed to cover being forgotten by a diary.
Keep every visit visible while you are away
The reassurance of daily visits only works if you can actually see them happening, rather than picturing them from a hotel room. Scattered texts across different apps are easy to miss and easier to misread at a glance. KinsLe Messenger gathers every conversation about your cat into one per-pet communications hub, so your sitter's after-visit updates sit together in order and you can confirm at any moment when she was last fed, checked, and seen settled.