Comparison

Interlude vs Calm SOS

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Interlude

Features
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Interlude offers engaging activities that help you: β€’ Wait better β€’ Reduce stress β€’ Improve focus WAIT WITHOUT GETTING BORED Set a timer and enjoy quick, purposeful breaks without losing track of time. Interlude offers short, playful games and activities designed to keep boredom and stress away β€” perfect for waiting rooms or brief moments between tasks. It’s also an ideal companion for refreshing pauses during your workday. RELIEVE STRESS EFFORTLESSLY Let go of what’s stressing you. Interlude takes care of both timing and activity selection, so you can fully immerse yourself in the moment. You’ll be surprised how quickly stress fades. Every activity you complete successfully builds your confidence, step by step. STAY FOCUSED Interlude’s activities are short, varied, and playful β€” keeping your mind gently engaged. Unlike endless scrolling, Interlude helps you stay mentally active and centered. It’s the perfect app to use before an exam, a job interview, or any high-stakes moment. ENJOY A WIDE VARIETY OF ACTIVITIES From solving jigsaw puzzles and stacking blocks to matching emoji pairs and sorting shapes, Interlude offers a rich selection of short, calming games. Each activity features subtle haptic feedback to keep you grounded in the present moment. INTERLUDE ON APPLE WATCH Keep your phone in your pocket and avoid unnecessary distractions. Enjoy handcrafted activities designed specifically for Apple Watch. INTERLUDE PREMIUM Unlock the full experience with Interlude Premium, including access to all activities and features like choosing your next game. Available as a one-time purchase or a monthly subscription. Privacy Policy: https://sites.google.com/view/interlude-app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Calm SOS

Features
Read full description

When Panic Hits, Tap This. Calm SOS is your emergency tool for panic attacks, anxiety spirals, anxiety relief, anger episodes, and emotional overwhelm. One tap gives you instant relief - no account, no setup, no waiting. Add the widget or Watch app for panic attack relief in a single tap, anytime. --- FOR PANIC ATTACKS, ANXIETY & MORE Most anxiety apps want you to meditate daily. This one works the moment you need it - for panic, anger, sadness, frustration, PTSD flashbacks, ADHD and nighttime anxiety. - Emergency panic button with calming audio & haptic feedback - Grounding techniques (5-4-3-2-1 sensory method, body scan) - Clinically-backed breathing exercises: box breathing, physiological sigh, 4-7-8, Wim Hof - Progressive muscle relaxation for physical anxiety symptoms - Somatic exercises for nervous system regulation - Distraction games to interrupt spiraling thoughts and break the anxiety loop --- NO BARRIERS TO RELIEF Open the app. Tap "Calm Me Now." Get relief in under 60 seconds. No long courses. No overwhelming options when you're already overwhelmed. --- FOREVER FREE CORE FEATURES - Emergency panic button & calming audio - Grounding & somatic exercises - Breathing techniques and breathwork (box breathing, physiological sigh & more) - Progressive muscle relaxation - Distraction games - Crisis hotlines for US, UK, Canada, Australia & most countries --- BUILT FOR THE HARD MOMENTS Whether it's a panic attack at work, 2am anxiety, nighttime PTSD, anger you can't shake, or insomnia that won't quit - Calm SOS meets you there. Track your triggers, build a personalized panic plan, and use the Night Protocol designed specifically for PTSD, trauma, insomnia and nighttime panic. Your nervous system doesn't need another meditation streak. It needs tools that work right now. --- PREMIUM: YOUR PERSONAL CALM COACH - AI-powered panic plan with pattern insights - Advanced breathing programs (Resonance, 4-7-8, Wim Hof) - Sleep routine for anxiety & insomnia - Daily check-in coach with mood tracking - Secure biometric journal with pattern analysis - Custom breathing program creator --- This app doesn't replace therapy - it bridges the gap between panic and peace. Use it in the parking lot before a meeting. At 2am when anxiety wakes you up. Anywhere you need to calm down fast. Download Calm SOS - the panic button in your pocket. FREE to use. Built for crisis. Works immediately. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Interlude4 screens
Calm SOS4 screens

Verdict

The call

The clearest difference is update cadence: Interlude at every 3 weeks against Calm SOS's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Interlude sells 3 in-app purchases, starting at $0.99 per month and Calm SOS sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Interlude ships an update every 3 weeks, Calm SOS every 3 months. The most recent releases landed on September 12, 2026 and September 17, 2026 respectively.

Scorecard1 real difference Β· 5 level
Interlude versus Calm SOS: the parameters behind the verdict, then further details
ParameterInterludeCalm SOS
PriceFreeFree
Update frequencyEvery 3 weeks β€” betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPad
Requires iOS17.0 β€” better17.6
Further details β€” not scored
Size11 MB65 MB
Age rating4+4+
DeveloperTimothee JouveTHIERRY VICTOR E DE BELDER

In-app purchases

3 purchases

Interlude

Subscriptions1
  • Premium Monthly7 Days trial$0.991 Month
One-time2
  • Premium Lifetime$1.99
  • Premium Lifetime$4.99
3 purchases

Calm SOS

Subscriptions3
  • Weekly$2.997 Days
  • Monthly$5.991 Month
  • Yearly7 Days trial$39.991 Year

Questions

Is Interlude free?
Interlude is free to download, with in-app purchases available.
Is Calm SOS free?
Calm SOS is free to download, with in-app purchases available.
Do Interlude or Calm SOS have ads?
Neither Interlude nor Calm SOS shows ads.
Which is updated more often, Interlude or Calm SOS?
Interlude ships an update every 3 weeks, and Calm SOS every 3 months. Most recently, Interlude was updated on September 12, 2026 and Calm SOS on September 17, 2026.

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