Apps like Riefler

Here are some great alternatives to Riefler by Torsten Becker :
Tick Tock Pendulum Clock
Tick Tock Pendulum Clock
★4.3
Modern Pendulum Wall Clock
Modern Pendulum Wall Clock
★3.3
Atomic Clock & Watch Accuracy
Atomic Clock & Watch Accuracy
★4.8
AtomicClock: NTP Time
AtomicClock: NTP Time
★4.8
Floating Clock-Timer&Stopwatch
Floating Clock-Timer&Stopwatch
★4.1
Momentix: Huge Digital Clock
Momentix: Huge Digital Clock
★4.8
AstroClocks
AstroClocks
★3.8
Atomic Time - NTP Clock Sync
Atomic Time - NTP Clock Sync
★4.8
TAI Clock and Converter
TAI Clock and Converter
★5.0
Android Clock Widgets
Android Clock Widgets
★4.0
Huge Digital Clock Widget
Huge Digital Clock Widget
★4.5
OneplusClock
OneplusClock
★3.3
Clock
Clock
★4.4
Floating Clock-Timer&Stopwatch
Floating Clock-Timer&Stopwatch
★4.1
TerraTime Pro World AlarmClock
TerraTime Pro World AlarmClock
★4.3
Wall Clock Pro
Wall Clock Pro
★4.8