Flex Fitness Howick is a 24-hour gym on Wellington Street in Cockle Bay, Manukau City, Auckland, open seven days a week and rated 4.7 on Google.
A good gym is judged less by its equipment list than by how easy it is to build a habit around: gear that's fixed promptly, a proper induction for newcomers, and a floor that doesn't leave you queuing for the rack. Gyms that open round the clock often keep staffed hours short, so it's worth asking when trainers are actually on site if you're new to weights. Regulars also suggest visiting at the hour you'd realistically train, since 24-hour floors can swing from quiet mid-morning to packed after work.
For night-shift workers, early risers and after-work lifters around Howick, a well-rated gym that never shuts makes an odd-hours routine much easier to keep.