diff --git a/tests/applications/calculator/aaa_setup.pm b/tests/applications/calculator/aaa_setup.pm
new file mode 100644
index 00000000..bd8aff9b
--- /dev/null
+++ b/tests/applications/calculator/aaa_setup.pm
@@ -0,0 +1,26 @@
+use base "installedtest";
+use strict;
+use testapi;
+use utils;
+
+# This script starts the Calculator and stores an image.
+
+sub run {
+    my $self = shift;
+    # Set update notification timestamp
+    set_update_notification_timestamp();
+    # Run the application
+    menu_launch_type("Calculator");
+    assert_screen("apps_run_calculator");
+    # wait for system to settle before snapshotting
+    sleep 10;
+}
+
+sub test_flags {
+    return {fatal => 1, milestone => 1};
+}
+
+1;
+
+# vim: set sw=4 et:
+
diff --git a/tests/applications/calculator/about.pm b/tests/applications/calculator/about.pm
new file mode 100644
index 00000000..95fe6574
--- /dev/null
+++ b/tests/applications/calculator/about.pm
@@ -0,0 +1,36 @@
+use base "installedtest";
+use strict;
+use testapi;
+use utils;
+
+# This script checks that Gnome Calculator shows About.
+
+sub run {
+    my $self = shift;
+    # Let's wait until everything settles down properly
+    # before we start testing.
+    sleep 5;
+    # Open the menu and click on the About item.
+    assert_and_click("gnome_burger_menu");
+    wait_still_screen(2);
+    assert_and_click("calc_menu_about");
+    # Check that it is shown.
+    assert_screen("calc_about_shown");
+    # Click on the Credits button and check that it shows.
+    unless (check_screen("gnome_button_credits", 30)) {
+        send_key("pgdn");
+        assert_screen("gnome_button_credits", 15);
+        record_soft_failure("https://gitlab.gnome.org/GNOME/gnome-calculator/-/issues/419");
+    }
+    click_lastmatch;
+    assert_screen("calc_credits_shown");
+}
+
+sub test_flags {
+    return {always_rollback => 1};
+}
+
+1;
+
+# vim: set sw=4 et:
+
diff --git a/tests/applications/calculator/calculator.pm b/tests/applications/calculator/calculator.pm
new file mode 100644
index 00000000..dbc6aadf
--- /dev/null
+++ b/tests/applications/calculator/calculator.pm
@@ -0,0 +1,108 @@
+use base "installedtest";
+use strict;
+use testapi;
+use utils;
+
+# This script checks that Gnome Calculator works in Basic mode.
+
+# This subroutine rewrites the number into a word.
+sub rewrite {
+    my $number = shift;
+    my %numbers = (
+        0 => 'zero',
+        1 => 'one',
+        2 => 'two',
+        3 => 'three',
+        4 => 'four',
+        5 => 'five',
+        6 => 'six',
+        7 => 'seven',
+        8 => 'eight',
+        9 => 'nine',
+        "." => 'divider',
+        "%" => 'percent',
+        "p" => 'pi',
+        "r" => 'root',
+        "s" => 'square'
+    );
+    my $rewritten = $numbers{$number};
+    return $rewritten;
+}
+
+# This subroutine performs the clicking of simple operations
+# in the Calculator.
+sub calculate {
+    my ($a, $b, $operation) = @_;
+    # Create lists of the numbers.
+    my @first = split('', $a);
+    my @second = split('', $b);
+
+    # For each digit of the first number, click on
+    # the corresponding button.
+    foreach (@first) {
+        my $word = rewrite($_);
+        assert_and_click("calc_button_$word");
+    }
+    # Click the operation button.
+    assert_and_click("calc_button_$operation");
+    # For each digit of the second number, click on
+    # the corresponding button.
+    foreach (@second) {
+        my $word = rewrite($_);
+        assert_and_click("calc_button_$word");
+    }
+    # Click on the Equals button
+    assert_and_click("calc_button_equals");
+    # Assert the result has appeared on the screen.
+    my $identifier = hashed_string("$a-$operation-$b");
+    assert_screen("calc_result_$identifier");
+    # Clear the display.
+    send_key("esc");
+}
+
+sub run {
+    my $self = shift;
+    # Wait until everything settles.
+    sleep 5;
+    # Check that two numbers can be added.
+    calculate("10", "23", "add");
+    # Check that two numbers can be subtracted.
+    calculate("67", "45", "sub");
+    # Check that two numbers can be multiplied.
+    calculate("9", "0.8", "multi");
+    # Check that two numbers can be divided.
+    calculate("77", "7", "div");
+    # Check that two numbers can be divided using modulo.
+    calculate("28", "5", "mod");
+    # Check that you can count with Pi
+    calculate("p", "10", "multi");
+    # Check that you can use a root
+    calculate("r144", "10", "add");
+    # Check that you can use square
+    calculate("12s", "44", "sub");
+    # Check that you can use percents
+    calculate("33%", "90", "multi");
+
+    # Check that you can use brackets
+    assert_and_click("calc_button_three");
+    assert_and_click("calc_button_multi");
+    assert_and_click("calc_button_bopen");
+    assert_and_click("calc_button_two");
+    assert_and_click("calc_button_add");
+    assert_and_click("calc_button_three");
+    assert_and_click("calc_button_bclose");
+    assert_and_click("calc_button_equals");
+    my $identifier = hashed_string("3*(3+2)");
+    assert_screen("calc_result_$identifier");
+    send_key("esc");
+
+}
+
+sub test_flags {
+    return {fatal => 1};
+}
+
+1;
+
+# vim: set sw=4 et:
+
diff --git a/tests/applications/calculator/help.pm b/tests/applications/calculator/help.pm
new file mode 100644
index 00000000..b4e670e5
--- /dev/null
+++ b/tests/applications/calculator/help.pm
@@ -0,0 +1,33 @@
+use base "installedtest";
+use strict;
+use testapi;
+use utils;
+
+# This script checks that Gnome Calculator shows help.
+
+sub run {
+    my $self = shift;
+    # Wait until everything settles.
+    sleep 5;
+    # Open Help
+    send_key("f1");
+    wait_still_screen(2);
+
+    # Browse through a couple of links and
+    # check they are not empty.
+    assert_and_click("calc_help_using_keyboard");
+    assert_screen("calc_help_keyboard");
+    assert_and_click("calc_help_main_view");
+    assert_and_click("calc_help_using_factorial");
+    assert_screen("calc_help_factorial");
+    assert_and_click("calc_help_main_view");
+}
+
+sub test_flags {
+    return {always_rollback => 1};
+}
+
+1;
+
+# vim: set sw=4 et:
+