Table 6.

Features mentioned in previous studies.

Ref.	Aim of the study	Information-educational needs and application functions	Type and purpose of evaluation	Number of people participating in the evaluation
Chaudhry et al. [16]	To design, develop, and evaluate an application for low-income pregnant women	Referral follow-up and tracking, data sharing among health actors, calendar and reminders for pregnant women to follow up with prenatal care coordinators (PNCCs), trackers for specific health indicators, educational library	To evaluate the usability of the application for the target population by evaluating their ability to perform the assigned tasks	9 pregnant women
Sajjad and Shahid [38]	To support pregnant women in Pakistan to track their pregnancies and control them more	(1) A personal health record system customized by the user during pregnancy and approved by a gynecologist. In this system, women can (1) record their health data (gaining weight over time, etc.), (2) a module for prayers, Quranic verses and verses for daily support, (3) logging in to the system for tracking weight and daily food intake, e.g., through fruits and vegetables per day, (4) a module related to answering local myths and common Islamic FAQs, (5) exercise program (recommended by a gynecologist based on women's condition and stage of pregnancy), (6) exercise section, (7) pressure notification system for various tasks (daily login reminders, pregnancy week information, etc.), (8) Baby tracker, and (9) quick guide (tips) to stop women from high-risk behaviors	A usability test to evaluate the usefulness and acceptance of the application	14 pregnant women
Keedle et al. [39]	The development and evaluation of a smartphone mobile software application (app) to collect qualitative data of the pregnant women	Creating an account, creating an audio or video log, uploading a log	The evaluation included installation, signing up, recording a log, uploading a log, appearance, and improvement	7 pregnant women
Hussain et al. [40]	Evaluation of the ease of use of a mobile app interface to ensure pregnant women and their spouses about the usability of the application	Weekly follow-up of pregnancy status, learn about the baby, calculate the current week of pregnancy, calculate the due date (date of pregnancy), track your weight, track your baby's beats, keep notes of pregnancy symptoms (morning sickness), change in the body, doctor's appointment	Evaluating the five dimensions of usability: Effectiveness, efficiency, learnability, member ability, and satisfaction according to the principles of usability (Jakob Nielsen)	15 pregnant women and their husbands
van Beukering et al. [41]	Usability of the mHealth pregnancy and work app and the perceived usefulness of the work advice, the main goal of the app, by potential end-users	Information and advice about work-related pregnancy risks	Usability evaluation based on the intrinsic motivation inventory (IMI) score and the system usability scale (SUS)	12 working pregnant women