When it comes to achieving and maintaining a confident smile through critical dental devices, one discussion often comes up: aligners vs. retainers. Though they may look similar at first glance, they serve very different purposes.

Aligners are used to actively correct misaligned teeth, gradually moving them into the right position. Retainers, on the other hand, are worn after aligner or braces treatment to keep your teeth in their new place and prevent them from shifting back.

If you’ve been wondering about the difference between aligners and retainers, this post is here to break it down in simple terms, so you can make informed choices for your smile journey.

What Do You Mean by Aligners?

​Aligners are removable, transparent trays. They are custom-made to gradually move your teeth into better alignment. They look almost invisible when worn, making them a popular alternative to traditional braces.

How Do Aligners Work?

Aligners work by applying gentle, continuous pressure on your teeth. Every 10-14 days, you switch to a new set of trays that bring your teeth closer to the desired position.

When Do You Need Aligners?

You need aligners when:

  • You have crooked, crowded, or gapped teeth.
  • You want a discreet alternative to braces.
  • You prefer flexibility to remove the aligners while eating or cleaning your teeth.

What Types of Aligners are available in India?

Some of the most common brands available are:

  • Dezy Aligners: Affordable, tech-driven with at-home scans and remote monitoring.
  • Invisalign: Premium brand, effective for mild to complex orthodontic issues.
  • Toothsi: Indian brand offering aligners with remote consultations.
  • 32 Watts: Clear aligners with 3D digital planning.

What is the Average Duration of Aligner Treatment?

Aligner treatment usually lasts between 6 months to 24 months, depending on case complexity.

Who are Ideal Candidates for Aligner Treatment?

Aligners are ideal for teenagers and adults who are disciplined enough to wear them 20-22 hours a day.

What are the Benefits of aligners?

Clear aligners aren’t just about straightening teeth! They make the entire treatment experience easier and more comfortable in the following ways:

  • Aligners are nearly invisible. This means you can straighten your teeth without drawing attention.
  • Since they are removable, you can enjoy your favourite meals and maintain your regular brushing and flossing routine.
  • Their smooth, customised fit ensures comfort and avoids the irritation caused by wires or brackets.
  • With the help of advanced 3D planning, aligners provide predictable results. They let you see your future smile even before treatment begins.
  • Wearing aligners helps you feel more confident throughout your smile journey, thanks to their discreet design.

What Do You Mean by Retainers?

​Retainers are custom-made devices that keep your teeth in their corrected position after braces or aligner treatment.

How Do Retainers Work?

Retainers don’t move teeth. They simply maintain the results you’ve achieved. They prevent shifting or relapse, ensuring the results of braces or aligners stay intact over time.

When Do You Need Retainers?

You need retainers when:

  • You’ve completed braces or aligner treatment.
  • Your orthodontist recommends them for bite stability.
  • You need to maintain results after corrective procedures.

What Types of Retainers are available in India?

Some of the most common retainer types available are:

  • Essix Retainers: Clear plastic, removable retainers that fit snugly over your teeth.
  • Hawley Retainers: Made with acrylic and a thin metal wire, durable and adjustable.
  • Fixed Retainers: A thin wire bonded behind the front teeth, permanent and convenient.

Why are Retainers Essential?

Wearing retainers is non-negotiable after the completion of orthodontic treatment because:

  • After treatment, teeth tend to shift back (relapse). Retainers prevent this.
  • They help maintain bite correction and jaw alignment.

What are the Benefits of Retainers?

Retainers may not look as advanced as aligners, but they play a key role in keeping your smile in place. Here’s why you might like them:

  • Retainers usually cost less than aligners, making them easier on your wallet.
  • They don’t require much upkeep and are easy to wear daily.
  • They make sure your teeth stay straight and your orthodontic work lasts.
  • Whether you want something removable or fixed, there is a retainer option that can match your routine.

Aligners vs Retainers: A Quick Glance!

You can easily understand the key differences between aligners and retainers with the help of this table:

Specifications
Aligners
Retainers
Goal
Used to gradually move and straighten teeth.
Worn after treatment to keep teeth from shifting back.
How They Work
Apply gentle, steady pressure to reposition teeth.
Hold teeth in their corrected spot once treatment is done.
When to Use
Aligners are recommended if your teeth are crooked, crowded, or have gaps that need correction.
Retainers are used after aligner or braces treatment to make sure teeth don’t move back to their old position.
Treatment Stage
Part of the active treatment phase.
Part of the post-treatment or maintenance phase.
Wear Time
Usually 20-22 hours a day until results are achieved.
Often worn full-time at first, then mainly at night.
Material & Design
They are made from clear, removable plastic trays that are custom-designed for every stage of treatment.
Retainers can be clear plastic (Essix), acrylic with a metal wire (Hawley), or a fixed wire attached behind the teeth.
Cost
The cost of aligners in India is generally higher (around ₹50,000-₹1,50,000+) since they are designed for active tooth movement.
Cost of retainers in India falls under a more affordable range (₹5,000- ₹20,000) because they only maintain results.
Duration of Use
Aligners are usually worn for 6 to 24 months, depending on how complex the case is.
Retainers need to be worn for several years, and in some cases, for life, mostly while sleeping.
Types Available
Clear, removable trays customized for each stage.
Can be fixed or removable, with options like Hawley, clear, or permanent.

To conclude, aligners are about correcting misalignment, while retainers are about maintaining the correction. Both play vital roles in your orthodontic journey.

Why Choose Dezy for Your Smile Journey?

Dezy offers both aligners and post-treatment care, ensuring your smile transformation is smooth from start to finish.

Here’s why Dezy is a trusted choice:

  • Affordable aligner packages starting at ₹32,999.
  • Free at-home scans for comfort and convenience.
  • Remote monitoring through advanced technology.
  • Treatments designed by experienced orthodontists.
  • Complete support, from active treatment to retention.

Book a consultation with Dezy today and explore customised solutions for your needs.

Book a Free Consultation Now!

Both aligners and retainers are essential in the journey towards a straighter, healthier smile. Aligners help you get there, while retainers ensure you stay there. If you are planning orthodontic treatment or post-treatment care, Dezy offers complete, affordable, and tech-driven solutions tailored to your needs.

FAQs About Aligners vs Retainers

1. Do retainers feel like Invisalign?

Not exactly. While Essix retainers look similar to Invisalign trays, they are slightly thicker and feel tighter. Their purpose is to hold teeth in place, not move them.

2. Do aligners hurt less than braces?

Yes, aligners are generally more comfortable than braces. You may feel mild pressure when switching to a new set, but they don’t have wires or brackets that irritate the mouth.

3. Can I get a permanent retainer after Invisalign?

Yes. Many orthodontists recommend a fixed retainer after Invisalign treatment to maintain long-term results, especially for patients with severe initial misalignment.

4. How long should I wear my retainers for?

Initially, you may need to wear them full-time for a few months. After that, most patients only wear retainers at night, but long-term use is often necessary to prevent relapse.

5. How quickly will my teeth move if I do not wear my retainers?

Shifting can begin within weeks of not wearing your retainers. The longer you skip them, the higher the chance of relapse. It can undo the results of your treatment.

6. Should I wear my retainers during the day?

In the first few months after treatment, full-day wear may be required. Eventually, most patients switch to wearing retainers only at night.

7. Aligners vs. retainers: Which is more affordable in India?

Retainers are much more affordable, usually between ₹5,000-₹20,000. Aligners cost more, ranging from ₹50,000 to over ₹1,50,000, depending on the brand and complexity.

8. Do I need both aligners and retainers?

Yes. Aligners correct your teeth, and retainers maintain the results. Without retainers, teeth can gradually shift back to their old positions.

9. How often do retainers need replacement?

Removable retainers usually last 6-24 months, depending on wear and care. Fixed retainers may last several years but still require monitoring for damage.