softwarelist
| name | description | notes |
| zx81_cass | Sinclair ZX81 cassettes | |
|
software
| name | supported | description | year | publisher | cloneof | notes |
| biorhythm1 | yes | Biorhythms 1 (Fun To Learn) | 1982 | W.H.Smith | | |
|
rom
| name | size | crc | sha1 | offset | status | loadflag | value |
| Biorhythms1(WHSmith).A.Instructions.tzx | 11560 | f15a0ff6 | a75a60e743c8824921eb4c411bfb744de91e5af0 | | good | | |
| Biorhythms1(WHSmith).B.Biorhythms.tzx | 7998 | c1d6bbd4 | 30f5e2ceb4356fabeaafeff310a91753de65f0d3 | | good | | |
|
part
| name | interface |
| cass1 | zx81_cass |
| cass2 | zx81_cass |
|