Comparison

DidntHappen vs Tether

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

Head to head
About

DidntHappen

Features
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Your brain predicts disaster. Prove it wrong. DidntHappen is a worry tracker and anxiety journal that measures the gap between what you fear and what actually happens. Not meditation. Not generic advice. Real evidence from your own life. Research shows 85-91% of predicted fears never come true (Penn State, 2019). Track your worries and see whether your estimates match reality. Seeing your own numbers makes the pattern harder to ignore. HOW IT WORKS LOG - Write a worry. Set a predicted probability (0-100%). Pick a deadline. WAIT - Your prediction sits untouched. RESOLVE - Did it happen, partially happen, or not at all? SEE THE GAP - Your Reality Gap Score tracks every prediction vs every outcome. YOUR REALITY GAP SCORE Most anxiety apps tell you to breathe. DidntHappen gives you proof. - What percent of your predicted fears never happened - How accurate your probability estimates really are - Which worry categories you overestimate most - Whether your prediction accuracy improves over time EVIDENCE-BASED TOOLS CBT - Decatastrophizing prompts: worst-case, best-case, most-likely scenarios. ACT - Cognitive defusion exercises and willingness tracking. DBT - Distress tolerance and emotional regulation techniques. 7-Day Worry Detox - A guided program for changing your relationship with worry. 10 Therapeutic Techniques - Interactive step-by-step exercises for anxiety, rumination, and overthinking. FEATURES Reality Score Ring - cumulative prediction accuracy as a live visual ring Reality Tree - grows as false alarms accumulate Mira AI Companion - chat about your worries with a supportive AI guide Pattern Detection - identifies recurring worry patterns across categories Breathing & Grounding - box breathing, ACT defusion, 5-4-3-2-1 sensory exercise Worry Categories - health, work, relationships, finances, social anxiety Weekly Reality Report - busiest worry day, category accuracy, false alarm rate Streak Tracking - milestone celebrations at 5, 10, 25, 50, 100 false alarms Shareable Stats Cards - share your Reality Gap on Instagram and more Invite Friends - referral system to help others track their anxiety Home Screen Widgets - reality gap and pending worries at a glance Privacy Screen - content blurs when app moves to background WHO IT'S FOR People dealing with generalized anxiety, health anxiety, social anxiety, work stress, intrusive thoughts, rumination, overthinking, or chronic worry. If your mind spirals into worst-case scenarios, DidntHappen helps you collect real evidence that your brain's threat detector is often overestimating risk. SUBSCRIPTION Free trial, then: - Weekly: $2.99/week - Annual: $59.99/year (save 61%) Full access from day one. No ads. Cancel anytime in Settings. PRIVACY-FIRST No advertising. No data selling. No third-party ad tracking. Sign in with Apple is supported. Delete your account and your app data is removed. NOT A MEDICAL DEVICE DidntHappen is a self-reflection and journaling tool. It does not diagnose, treat, or cure any mental health condition. If you're in crisis, please contact a licensed professional or local emergency services. 9 out of 10 fears never come true. Start logging. See the gap. Trust your brain less. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://didnthappen-web.vercel.app/privacy

About

Tether

Read full description

Tether is a DBT skills companion built for teens โ€” designed to work alongside therapy, not replace it. Whether you're learning Dialectical Behavior Therapy skills for the first time or reinforcing what you're already working on, Tether makes it easier to actually use these skills when it matters. WHAT'S INSIDE Skill Library 18 real DBT skills across Mindfulness, Distress Tolerance, Emotion Regulation, and Interpersonal Effectiveness โ€” each explained in plain language, with clear steps and realistic time estimates. In the Moment When things feel like too much, get straight to a skill that can actually help โ€” no digging through menus. Diary Card Track your emotions, urges, and which skills you used each day. See real trends over time, not just how today felt. Cope Ahead Planning for something hard? Pick the skills you want ready, get a gentle reminder, and reflect on how it went afterward. Share With a Parent (Optional) If you want support at home, choose exactly which skills a parent can see โ€” never your private notes or check-ins, unless you choose to share those too. Therapist-Ready Export Generate a clean summary of your week to bring to your next session, with one tap. Crisis Resources Real, immediate access to 988, Crisis Text Line, and more โ€” always available, no login required. BUILT WITH REAL DBT PRINCIPLES Tether isn't a replacement for therapy, and it's not a crisis service. It's a practice space for skills you're already learning โ€” built to fit into an actual teenage life. Free to download, with a 7-day free trial for Tether Plus (personalized skill recommendations, full Diary Card history, and more). Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

DidntHappen4 screens
Tether4 screens

Verdict

The call

The clearest difference is iOS requirement: Tether at 15.1 against DidntHappen's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. DidntHappen sells 3 in-app purchases, starting at $2.99 per 7 days and Tether sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference ยท 5 level
DidntHappen versus Tether: the parameters behind the verdict, then further details
ParameterDidntHappenTether
PriceFreeFree
Update frequencyWeeklyโ€”
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.015.1 โ€” better
Further details โ€” not scored
Size26 MB32 MB
Age rating12+17+
DeveloperOnur Hseyin KocakGolden Sunset Studios LLC

In-app purchases

3 purchases

DidntHappen

Subscriptions2
  • Premium Weekly3 Days trial$2.997 Days
  • Premium Yearly3 Days trial$59.991 Year
One-time1
  • 1-Year Premium Gift$59.99
4 purchases

Tether

Subscriptions4
  • Tether Plus7 Days trial$6.991 Month
  • Tether Family7 Days trial$11.991 Month
  • Tether Plus7 Days trial$49.991 Year
Show 1 more
  • Tether Family7 Days trial$89.991 Year

Questions

Is DidntHappen free?
DidntHappen is free to download, with in-app purchases available.
Is Tether free?
Tether is free to download, with in-app purchases available.
Do DidntHappen or Tether have ads?
Neither DidntHappen nor Tether shows ads.

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