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Updated June 2026

Top 5 Breathing Trainers
for COPD

The evidence for breathing trainers: A 2021 meta-analysis of 32 randomized controlled trials found inspiratory muscle training (IMT) significantly improves exercise capacity, dyspnea scores, and quality of life in COPD patients. The ATS/ERS recommends IMT as adjunct therapy for patients with inspiratory muscle weakness.

HR
HealthRankings TeamExpert-reviewed & independently tested
Products tested5 top picks
UpdatedJune 2026
OUR #1 PICK

The one we’d actually recommend.

The Airofit PRO is the most advanced consumer breathing trainer available. It measures RMV (respiratory minute volume), inhalation flow rate, exhalation flow rate, and breath hold …

9.4/10Overall score
$130Starting price
TOP PICK2026
#1 PICK

Airofit PRO Breathing Trainer

Starts at$130
See details →

Category winners.

Best performer in each evaluation category.

Best OverallAirofit PRO Breathing Trainer9.4/10 scoreBest ValueExpand-A-Lung Breathing Exerciser$23 starting priceRunner-upExpand-A-Lung Breathing Exerciser8.2/10 overall

All 5 ranked.

#1
Best Overall

Airofit PRO Breathing Trainer

The Airofit PRO is the most advanced consumer breathing trainer available. It measures RMV (respiratory minute volume), inhalation flow rate, exhalation flow rate, and breath hold capacity in real-time, allowing precise tracking of respiratory function improvements over time. The companion app provides structured COPD-specific training programs developed in collaboration with pulmonologists, with progressive resistance adjustment. The data it generates is clinical enough to share with your respiratory therapist or pulmonologist.

What we loved

  • Real-time respiratory measurements
  • COPD-specific guided programs
  • Tracks FVC, FEV1 proxies over time
  • Clinician-shareable data
  • Adjustable resistance (0–190 cmH₂O)
  • Premium price ($199)
  • Requires subscription for full app

What to know

  • Premium price ($199)
  • Requires subscription for full app
9.4/10
★★★★★
Price
$130
Read full review
#2
#2 Pick

Expand-A-Lung Breathing Exerciser

The Expand-A-Lung provides both inspiratory and expiratory resistance training in a simple, no-frills design. It's the most portable and affordable genuine IMT device we tested, requiring no batteries, no charging, and no setup. Ideal for patients who want a simple breathing exercise tool they can carry anywhere and use discreetly.

What we loved

  • Works both inhale and exhale
  • Ultra-portable
  • No charging/batteries
  • Budget-friendly
  • Fixed resistance (not adjustable)
  • No progress tracking

What to know

  • Fixed resistance (not adjustable)
  • No progress tracking
8.2/10
★★★★☆
Price
$23
Read full review
#3
#3 Pick

Threshold IMT (Philips Respironics)

The Threshold IMT is the device used in the majority of clinical research studies on inspiratory muscle training in COPD. Its spring-loaded, threshold resistance mechanism delivers consistent, measurable training loads regardless of breathing rate — the key feature that distinguishes genuine IMT from simple resistance breathing. Recommended by respiratory therapists worldwide and explicitly referenced in ATS/ERS COPD management guidelines.

What we loved

  • Used in clinical research trials
  • True threshold resistance (not flow-dependent)
  • Physiotherapist recommended
  • Durable, proven design
  • No digital measurements
  • No app connectivity
  • Manual resistance adjustment

What to know

  • No digital measurements
  • No app connectivity
  • Manual resistance adjustment
9.0/10
★★★★★
Price
$288
Read full review
#4
#4 Pick

POWERbreathe Medic

The POWERbreathe Medic is specifically designed for patients with compromised respiratory function — including GOLD 3–4 COPD — starting at very low resistance levels that more powerful devices cannot achieve. It allows gradual, safe progression in patients who may find standard IMT devices too difficult initially. NHS-approved in the UK and recommended by pulmonary rehabilitation specialists for severe cases.

What we loved

  • Ultra-low starting resistance
  • Designed for severe COPD
  • NHS approved
  • Safe for very weak inspiratory muscles
  • Lower max resistance ceiling
  • No digital tracking

What to know

  • Lower max resistance ceiling
  • No digital tracking
8.8/10
★★★★☆
Price
$160
Read full review
#5
#5 Pick

Acapella Vibratory PEP Device

Clinically Validated

The Acapella is unique in this list — it combines positive expiratory pressure (PEP) with high-frequency oscillation to mobilize and clear mucus from the airways. It's not a pure strength trainer, but for COPD patients with chronic bronchitis who struggle with mucus clearance, the Acapella can reduce coughing episodes and improve airway clearance more effectively than any other home device. Available in two resistance levels.

What we loved

  • Unique oscillatory PEP mechanism
  • Clinically proven mucus clearance
  • Works at any orientation
  • Recommended by respiratory therapists
  • Not a strength trainer per se
  • Requires cleaning after each use

What to know

  • Not a strength trainer per se
  • Requires cleaning after each use
8.6/10
★★★★☆
Price
$55
Read full review

Which one is right for you?

Our recommendation depends on what you need most.

For most peopleRecommended: Airofit PRO Breathing Trainer

Top scores across the metrics that matter most — accuracy, build, and ease of use.

Read review →
For tech-savvy usersRecommended: Threshold IMT (Philips Respironics)

Reliable wireless sync, deeper analytics, and integrations with health apps.

Read review →
For advanced or clinical needsRecommended: Acapella Vibratory PEP Device

Adds richer signals — EKG documentation, physician sharing, or clinical-grade testing.

Read review →
For budget-conscious shoppersRecommended: Expand-A-Lung Breathing Exerciser

Solid daily-use performance at the lowest price in our lineup.

Read review →

Questions, answered.

How did HealthRankings choose these breathing trainers for copd & respiratory strength?

Our editorial team independently researches, tests, and evaluates products using a weighted scoring methodology. We assess accuracy, ease of use, value for money, and category-specific criteria relevant to each condition. Every product is scored on a 10-point scale, and only the top 5 make our final list.

We buy every product at retail — no manufacturer samples — and our medical reviewers have no financial relationship with any brand we cover.

How often are these rankings updated?

We update our rankings at least once per quarter, and immediately when a significant new product launches or when we discover issues with a previously ranked product. Our current rankings were last verified in April 2026.

If a product is discontinued, recalled, or its price changes significantly, we update the listing within one business day.

Is the #1 pick always the best choice for everyone?

Not necessarily. Our #1 pick (Airofit PRO Breathing Trainer) scored highest overall, but the best product for you depends on your specific needs, budget, and preferences. For example, if budget is your primary concern, a lower-ranked product with a better value score might be the better choice.

We recommend reading through all 5 reviews and paying attention to the "What to know" sections to find the best fit for your situation.

Are these products covered by insurance or HSA/FSA?

Many health monitoring devices and home testing kits qualify for HSA (Health Savings Account) and FSA (Flexible Spending Account) reimbursement. However, coverage varies by plan and product category. We recommend checking with your insurance provider or benefits administrator before purchasing.

Some products in our list may also be partially covered by Medicare or Medicaid depending on your diagnosis and prescription.

Can I return a product if it doesn't work for me?

Return policies vary by retailer and manufacturer. Most Amazon purchases can be returned within 30 days. Many manufacturers offer satisfaction guarantees ranging from 30 days to 1 year. Check the specific return policy before purchasing.

If a product is defective, most manufacturers will replace it under warranty regardless of the retailer's return window.

Should I consult my doctor before using these products?

Yes — we always recommend discussing new health monitoring devices or tests with your healthcare provider, especially if you have a diagnosed condition. Your doctor can help you understand your results, set appropriate monitoring schedules, and integrate home monitoring data into your overall treatment plan.

These products are designed to supplement — not replace — professional medical care.

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Medical disclaimer:Rankings are for general information only and are not medical advice. Always follow your clinician's guidance. Read full disclaimer