Comparison

EMDR vs Crystal Haven

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

Head to head
About

EMDR

This app offers customizable visual, audio, and haptic bilateral stimulation. It allows users to control pace, sound positioning, and vibration intensity, and can sync across Apple devices or broadcast to web browsers. Full accessibility support is included.

Highlights
  • Customizable visual, audio, and haptic stimulation
  • Control over pace, sound, and vibration
  • Cross-device syncing (Apple ecosystem)
  • Broadcast to web browsers via EMDR Connect
  • Full VoiceOver and Assistive Access support
  • Start stimulation from Control Center or Siri
Features
Read full description

The EMDR app puts you in full control of visual, audio, and haptic bilateral stimulation. Turn game controllers and Joy-Cons into tappers, position sound precisely in stereo, and fine-tune vibration intensity. Sync across your Apple devices or broadcast to compatible web browsers with EMDR Connect. Full VoiceOver and Assistive Access support is built in. STIMULATION YOUR WAY Tailor every session to your needs: • Set your pace with presets or fine-tune it with a slider. • Use auto-stop so you never have to count along. • Choose from a wide range of sounds, animations, and vibrations. • Hear the count spoken aloud in 21 languages. • Position stereo sound to the left, right, or center. • Fine-tune vibration intensity, automatically adapted to each device. • Personalize colors, patterns, and more. WORKS ACROSS YOUR DEVICES Connect iPhone, iPad, Mac, Apple TV, Apple Watch, Apple Vision Pro, Joy-Cons, and game controllers. Alternate flashes or vibrations between devices, or use one as a remote control for another. No specialized tapper hardware is needed. The devices you already own do the work. BROADCAST WITH EMDR CONNECT Send your stimulation to a protected webpage in a compatible browser on a computer, tablet, or phone, whether it's your own device or someone else's. PRIVATE BY DESIGN No account is needed. Shared names are encrypted. Our privacy policy explains what data EMDR Connect processes and how long it is retained. START FROM ANYWHERE • Start stimulation from Control Center, the Lock Screen, or the Action button. • Ask Siri, or automate your setup with Shortcuts. • Control playback from your headphones or a widget, even in the background. BUILT FOR ACCESSIBILITY Full support for Assistive Access and VoiceOver makes the app usable for people with diverse needs, with specialized interfaces that don't compromise on capability. TRY ONE MONTH FREE Explore everything the EMDR app offers with a free one-month trial for new subscribers. EMDR+ unlocks the full feature set across your Apple devices. EMDR Connect adds broadcasting to compatible web browsers. Download today and see how it fits your routine. APP PURPOSE This app is a general-purpose tool for generating bilateral and other types of stimulation. It supports a wide range of applications, including: • Research, e.g. testing the effects of bilateral stimulation. • Education, e.g. illustrating bilateral stimulation principles. • Focus and attention, e.g. pacing tasks with timed signals. • Relaxation and wellness, e.g. promoting physical relaxation through bilateral vibration. This app is not intended to diagnose, treat, cure, or prevent any disease or condition. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Crystal Haven

Features
Read full description

Download the app to view schedules & book sessions at Crystal Haven LLC!

Screenshots

EMDR4 screens
Crystal Haven4 screens

Verdict

The call

The clearest difference is in-app purchases: Crystal Haven at none against EMDR's 6. Crystal Haven also leads on iOS requirement (9.0.0 vs 15). EMDR's advantage is update cadence (every 6 days vs every 2 weeks) and device support (7 vs 3). On price and ads there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. EMDR sells 5 in-app purchases, starting at $4.99 per month. Crystal Haven asks for nothing beyond the download.

UpkeepUpdate frequency

EMDR ships an update every 6 days, Crystal Haven every 2 weeks. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

Scorecard4 real differences · 6 level
EMDR versus Crystal Haven: the parameters behind the verdict, then further details
ParameterEMDRCrystal Haven
PriceFreeFree
Rating4.4 (173 ratings) — better—
Positive reviews45.8% of reviews—
Number of ratings173 — better—
Update frequencyEvery 6 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod, Mac, Apple TV, Apple Watch, Vision Pro — betteriPhone, iPad, iPod
Requires iOS159.0.0 — better
Further details — not scored
Size120 MB40 MB
Age rating4+4+
DeveloperBas OppenheimAspen Dreams LLC

Bugs and requests

EMDR

Reported bugs

10 issues
  • Apple Watch app won't launch after update
  • Sound issues (thudding noise, stereo problems)
  • Apple TV app doesn't work
  • Session disrupted by upsell window
  • App crashes when selecting features
Show 5 more
  • Sound doesn't work after purchasing
  • App doesn't work without internet
  • Trial starts without warning
  • Trial period doesn't work
  • App doesn't play in background or when screen is locked

Requested features

13 requests
  • Gradient effect for circle
  • More customization for circle
  • Alternating controller vibration
  • Timer feature
  • Slower BPM options (down to 30)
Show 8 more
  • More frame rates per second
  • Additional movements (Achten, Kreise)
  • Slower option for Slow EMDR
  • Use two Nintendo controllers for each hand
  • Pitch control for tone option
  • Option for 48 repeats
  • Ability to run with screen locked or in background
  • Manual input for repetitions and speed

Crystal Haven

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

EMDR

Subscriptions5
  • EMDR+1 Month trial$4.991 Month
  • EMDR+ with Connect1 Month trial$19.991 Month
  • EMDR+ with Connect (Monthly)1 Month trial$39.991 Month
Show 2 more
  • EMDR+ (Yearly)1 Month trial$49.991 Year
  • EMDR+ with Connect (Yearly)1 Month trial2 variants$199.991 Year
None

Crystal Haven

No in-app purchases

Questions

Is EMDR free?
EMDR is free to download, with in-app purchases available.
Is Crystal Haven free?
Crystal Haven is free to download, with no in-app purchases.
Do EMDR or Crystal Haven have ads?
Neither EMDR nor Crystal Haven shows ads.
Which is updated more often, EMDR or Crystal Haven?
EMDR ships an update every 6 days, and Crystal Haven every 2 weeks. Most recently, EMDR was updated on November 3, 2026 and Crystal Haven on October 27, 2026.

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