10 Best Flutter Kicks Alternatives for Lower-Ab Strength

If you can’t do flutter kicks, choose exercises that load the lower rectus abdominis and hip flexors safely: reverse crunches, hanging leg raises, scissors, dead bugs, and hollow body rocks. Cue a posterior pelvic tilt and controlled hip flexion—curl the pelvis upward on reverse crunches to emphasize abdominal shortening and reduce hip-flexor dominance.

Original Exercise: Flutter Kicks

Flutter Kicks
Primary Muscle
Abs
Equipment
Body-weight
Difficulty
Beginner
Type
Isolation
Secondary Muscles: Hip Flexors, Lower Abs
How to Perform Flutter Kicks
  1. Lie flat on your back with your legs extended and your hands by your sides.
  2. Engage your core and lift your legs off the ground about 6 inches.
  3. Keeping your legs straight, alternate lifting one leg slightly higher than the other.
  4. Continue this fluttering motion for the desired number of repetitions.

Best Flutter Kicks Alternatives

Best Match
Alternate Heel Touchers

1. Alternate Heel Touchers

94.4% Match
Abs Body-weight Beginner Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Extend your arms straight out to the sides, parallel to the ground.
  3. Engaging your abs, lift your shoulders off the ground and reach your right hand towards your right heel.
  4. Return to the starting position and repeat on the left side, reaching your left hand towards your left heel.
  5. Continue alternating sides for the desired number of repetitions.
3/4 Sit-up

2. 3/4 Sit-up

92.4% Match
Abs Body-weight Beginner Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Place your hands behind your head with your elbows pointing outwards.
  3. Engaging your abs, slowly lift your upper body off the ground, curling forward until your torso is at a 45-degree angle.
  4. Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
  5. Repeat for the desired number of repetitions.
Elbow-to-knee

3. Elbow-to-knee

90.4% Match
Abs Body-weight Beginner Isolation
How to perform this exercise
  1. Start by lying flat on your back with your knees bent and feet flat on the ground.
  2. Place your hands behind your head with your elbows pointing outwards.
  3. Engage your abs and lift your upper body off the ground, bringing your right elbow towards your left knee.
  4. At the same time, bring your left knee towards your right elbow, creating a twisting motion.
  5. Pause for a moment at the top, then slowly lower your upper body and extend your legs back to the starting position.
Cross Body Crunch

4. Cross Body Crunch

82.9% Match
Abs Body-weight Beginner Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Place your hands behind your head with your elbows pointing outwards.
  3. Engaging your abs, lift your upper body off the ground and twist to bring your right elbow towards your left knee.
  4. Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
  5. Repeat on the other side, bringing your left elbow towards your right knee.
Dead Bug

5. Dead Bug

80.4% Match
Abs Body-weight Beginner Isolation
How to perform this exercise
  1. Lie flat on your back with your arms extended towards the ceiling.
  2. Bend your knees and lift your legs off the ground, creating a 90-degree angle at your hips and knees.
  3. Engage your core and lower back to press your lower back into the ground.
  4. Slowly lower your right arm and left leg towards the ground, keeping them straight and hovering just above the floor.
  5. Pause for a moment, then return to the starting position.
Bent Knee Lying Twist (male)

6. Bent Knee Lying Twist (male)

79.2% Match
Glutes Body-weight Beginner Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Extend your arms out to the sides, perpendicular to your body.
  3. Keeping your knees together, slowly lower them to one side, aiming to touch the ground with your knees.
  4. Pause for a moment, then engage your core and slowly lift your knees back to the starting position.
  5. Repeat the movement to the other side.
Band Bicycle Crunch

7. Band Bicycle Crunch

79.1% Match
Abs Band Intermediate Isolation
How to perform this exercise
  1. Lie flat on your back with your hands behind your head and your knees bent.
  2. Lift your feet off the ground and bring your right knee towards your chest while simultaneously twisting your torso to bring your left elbow towards your right knee.
  3. Straighten your right leg while bringing your left knee towards your chest and twisting your torso to bring your right elbow towards your left knee.
  4. Continue alternating the twisting motion, as if you are pedaling a bicycle, while keeping your core engaged throughout the movement.
  5. Repeat for the desired number of repetitions.
Crunch Floor

8. Crunch Floor

78% Match
Abs Body-weight Beginner Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Place your hands behind your head with your elbows pointing outwards.
  3. Engage your abs and lift your shoulders off the ground, curling forward towards your knees.
  4. Pause for a moment at the top, then slowly lower your shoulders back down to the starting position.
  5. Repeat for the desired number of repetitions.
Crunch (hands Overhead)

9. Crunch (hands Overhead)

78% Match
Abs Body-weight Intermediate Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Extend your arms straight above your head.
  3. Engaging your abs, lift your upper body off the ground, curling forward towards your knees.
  4. Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
  5. Repeat for the desired number of repetitions.
Arms Overhead Full Sit-up (male)

10. Arms Overhead Full Sit-up (male)

77.7% Match
Abs Body-weight Intermediate Isolation
How to perform this exercise
  1. Lie flat on your back with your knees bent and feet flat on the ground.
  2. Extend your arms overhead, keeping them straight.
  3. Engaging your abs, slowly lift your upper body off the ground, curling forward until your torso is upright.
  4. Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
  5. Repeat for the desired number of repetitions.

Why You Might Need a Flutter Kicks Alternative

You might substitute flutter kicks because of lower-back pain, tight hip flexors, limited shoulder or core endurance, or a need for greater progression. Flutter kicks place torque on the lumbar spine if you lack posterior pelvic control; switching to dead bugs or hollow holds keeps the pelvis braced and reduces shear. Rehab clients benefit from reverse crunches that shorten the rectus abdominis without large hip-extension demands. Advanced trainees may prefer hanging leg raises to increase range and load. Always test a five-rep set while monitoring lumbar position—keep ribs down and spine neutral to preserve target muscle activation.

How to Choose the Right Substitute

Select a substitute based on your main goal, mobility limits, and pain history. For pure lower-ab isolation choose reverse crunches or vertical leg raises and cue a posterior pelvic tilt to drive movement from the abs. For anti-extension stability pick dead bugs or hollow holds and maintain a tight rib-to-pelvis connection. If you need progressive overload, move to hanging leg raises or add ankle weight to leg lowers. If lumbar discomfort appears, reduce range of motion and emphasize braced breathing to keep the lumbar spine neutral while preserving rectus abdominis activation.

Frequently Asked Questions

What muscles does Flutter Kicks work?

Flutter kicks target the rectus abdominis and the hip flexors (iliopsoas), with the transverse abdominis and lower obliques providing pelvic stabilization. Keep the lower back pressed to the floor to increase abdominal recruitment and limit lumbar extension.

What is the best bodyweight alternative to Flutter Kicks?

Reverse crunches are the best bodyweight alternative for isolating the lower abs while minimizing hip-flexor dominance. Cue a posterior pelvic tilt and small, controlled hip flexion—curl the pelvis toward the ribcage to maximize rectus abdominis activation.

Can I build muscle without doing Flutter Kicks?

Yes. You can hypertrophy the abdominal muscles using progressive overload with exercises like weighted hanging leg raises, decline sit-ups, or weighted Russian twists. Focus on increasing time under tension or external load while maintaining pelvic control to drive targeted abdominal growth.

More Exercise Alternatives

Find Alternatives for Any Exercise

Use our free tool to discover the best substitute exercises based on your available equipment and goals.

Try the Exercise Substitution Finder →

Our similarity scores are calculated using a weighted algorithm based on movement patterns, muscle activation, and biomechanics. Learn about our methodology