A weighing and packaging apparatus (10) includes a packaging unit (14), a weighing unit (11), and a frame (70). The packaging unit (14) includes a film transport mechanism (30) that transports a film (F) in a film transport direction, a detachable former (22), a former seat (82) that supports the former (22), and a sealing mechanism (50). The weighing unit (11) is positioned on an upper side in a vertical direction of the packaging unit (14), and supplies articles (A) to be packaged to the packaging unit (14). The frame (70) supports at least the weighing unit (11), and includes legs including a first front leg (71a), a first back leg (71b), a second front leg (72a), and a second back leg (72b). A movable portion (89) including the former seat (82) moves in a maintenance mechanism movable space (PM) when the former (22) is detached. All of the legs are located so as to avoid a leg prohibited space (PP).