| 11138 | Test Tape | ZX-Spectrum 48K | English |
| 20319 | Test and Alignment Cassette | ZX-Spectrum 16K | English |
| 43005 | Teste de Memoria V2.0 | ZX-Spectrum 48K/128K | Portuguese |
| 18606 | Tester | ZX-Spectrum 48K | Spanish |
| 21315 | Testprog | ZX-Spectrum 48K | Russian |
| 8887 | Text Conversion Program | ZX-Spectrum 48K | English |
| 22381 | Textload | ZX-Spectrum 48K | English |
| 22662 | Textpress | ZX-Spectrum 48K | English |
| 18867 | The Compressor | ZX-Spectrum 48K | English |
| 27067 | The Leech | ZX-Spectrum 48K | English |
| 18828 | Time-Load | ZX-Spectrum 48K | English |
| 23582 | Tolkien | ZX-Spectrum 48K | Czech |
| 35508 | Tools 80 | ZX-Spectrum 48K | English |
| 41003 | Totoloto | ZX-Spectrum 48K | Portuguese |
| 16503 | Transferencia Rapida de Pantallas | ZX-Spectrum 48K | Spanish |
| 22538 | Traxtram | ZX-Spectrum 48K | English |
| 21930 | Tri-Loader | ZX-Spectrum 48K | English |
| 18255 | Turbo | ZX-Spectrum 48K | Spanish |
| 15960 | Turbo Cassette LOAD/SAVE Creator | ZX-Spectrum 48K | English |
| 21462 | Turbo LZ | ZX-Spectrum 48K | English |