“…However, some researchers found these heuristic guidelines too general and additional heuristics were developed to cater to specific contexts. For instance, a list of heuristics for smartphone apps targeted toward older adults (Silva, Holden, & Jordan, 2015), heuristic evaluation on mobile interfaces (Gómez et al, 2014), smartphone usability heuristics (Inostroza, Rusu, Roncagliolo, Rusu, & Collazos, 2016), design guidelines and checklists for feature phones and smartphones (Petrovčič, Taipale, Rogelj, & Dolničar, 2018) represent some of context-specific evaluative tools.…”