| Subject | English | Irish |
| comp., MS | card reader | léitheoir cárta (An input device used chiefly for identification purposes that reads information that has been magnetically encoded, usually in two tracks, on a plastic card, such as a credit card or an employee badge) |
| market. | cost per reader | costas in aghaidh an léitheora |
| market. | document reader | léitheoir doiciméad |
| comp., MS | fingerprint reader | léitheoir méarlorg (An authentication device that digitally scans an individual's fingerprint, records the unique pattern of the individual's ridges and valleys, and determines if the pattern matches the pattern of the person who has access permission to a particular device, such as a computer or a phone, or to a Web site) |
| market., commun. | primary reader | príomhléitheoir |
| comp., MS | screen reader | léitheoir scáileáin (An app that reads what is displayed on a screen and converts the input for presentation by means of non-visual output devices) |
| ed. | struggling reader | duine a bhfuil deacrachtaí léitheoireachta aige |
| dat.proc., life.sc. | vein pattern reader | léitheoir féitheacha |
| dat.proc., life.sc. | vein reader | léitheoir féitheacha |
| comp., MS | Windows Reader | Léitheoir Windows (An app that facilitates the reading of PDF and XPS files) |