通常はテキストと、右端・左端にアイコンがあるような使い方をされる、情報をリスト表示するときによく使われるWidgetです。
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return ListView(
      children: const <Widget>[
        Card(child: ListTile(title: Text('One-line ListTile'))),
        Card(
          child: ListTile(
            leading: FlutterLogo(),
            title: Text('One-line with leading widget'),
          ),
        ),
        Card(
          child: ListTile(
            title: Text('One-line with trailing widget'),
            trailing: Icon(Icons.more_vert),
          ),
        ),
        Card(
          child: ListTile(
            leading: FlutterLogo(),
            title: Text('One-line with both widgets'),
            trailing: Icon(Icons.more_vert),
          ),
        ),
        Card(
          child: ListTile(
            title: Text('One-line dense ListTile'),
            dense: true,
          ),
        ),
        Card(
          child: ListTile(
            leading: FlutterLogo(size: 56.0),
            title: Text('Two-line ListTile'),
            subtitle: Text('Here is a second line'),
            trailing: Icon(Icons.more_vert),
          ),
        ),
        Card(
          child: ListTile(
            leading: FlutterLogo(size: 72.0),
            title: Text('Three-line ListTile'),
            subtitle:
                Text('A sufficiently long subtitle warrants three lines.'),
            trailing: Icon(Icons.more_vert),
            isThreeLine: true,
          ),
        ),
      ],
    );
  }
}