Comparison

CYHY vs Retrograde

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

Head to head
About

CYHY

This app connects to a car's advanced dashcam via Wi-Fi to stream live video, capture photos, and download recordings. It allows for custom settings and utilizes WDR technology for high-quality night vision and motion detection.

Highlights
  • Live video streaming
  • Photo capture
  • Video/photo download
  • Custom tachograph settings
  • WDR technology
  • Night vision
  • Motion detection
Features
Read full description

1)”CYHY” is an app that is specially designed for Tachograph. “CYHY” can watch live time videos, take a photo, download videos or pictures which is recorded by anyone, and make a custom setting for Tachograph through wifi. 2)The device of “CYHY” is an advanced DV which is specially designed for car. the DV use WDR technology,has high quality night vision,and has motion detection function. 3)the “CYHY” is made for your super family car.

About

Retrograde

Capture memories with a vintage aesthetic, mimicking the experience of using a 90s disposable camera. Photos develop over time, adding an element of surprise and nostalgia to your everyday moments and travels. Share cameras with friends to create collaborative photo stories.

Highlights
  • Unique 80s/90s retro disposable cameras
  • Photos develop like real film
  • Vintage look and feel for each camera
  • Ideal travel camera for memories
  • Share cameras with friends for collaborative shooting
  • Regularly added new cameras and features
Features
Read full description

Shoot like it’s the 90s with a true retro feel, capture travel memories, and turn everyday moments into something worth remembering. Designed to feel like you’re shooting with real disposable cameras, this app brings back the magic of film. Take your photos, watch them develop, and experience the excitement of seeing each moment come to life. Whether you're traveling, spending time with friends, or capturing everyday moments, turn your phone into a true retro travel camera. Share cameras with your friends and shoot together. It’s just like passing a disposable camera around at a party. Watch your photos come together and relive the moments once they’re all developed. FEATURES: • Unique disposable cameras with an 80s and 90s retro style in your pocket • Shoot photos and develop them like real film cameras • Each camera has a unique vintage look and feel • Perfect travel camera for capturing memories anywhere • Share cameras with friends and create memories together • New cameras and features added regularly If you love disposable cameras, retro photography, and capturing moments that feel real, this is the camera app for you. Privacy Policy: https://www.slowroll.app/privacy-policy Terms of Use: https://www.slowroll.app/terms

Screenshots

CYHY4 screens
Retrograde4 screens

Verdict

The call

The clearest difference is rating: Retrograde at 5.0 against CYHY's 1.0. Retrograde also leads on ratings volume (10 vs 2). CYHY's advantage is in-app purchases (none vs 9) and device support (3 vs 1). On price, update cadence 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. Retrograde sells 9 in-app purchases, starting at $1.99 per month. CYHY asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Retrograde holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Retrograde has 10 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

CYHY ships an update monthly, Retrograde fortnightly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard6 real differences · 4 level
CYHY versus Retrograde: the parameters behind the verdict, then further details
ParameterCYHYRetrograde
PriceFreeFree
Rating1.0 (2 ratings)5.0 (10 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings210 — better
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS7.1 — better18.5
Further details — not scored
Size85 MB144 MB
Age rating4+4+
Developer深圳市创艺慧云信息有限公司Art Gang LLC

Customer experience

CYHY

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

Retrograde

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CYHY

No in-app purchases

9 purchases

Retrograde

Subscriptions4
  • Slow Roll Premium Monthly1 Month trial$1.991 Month
  • Premium Monthly7 Days trial$2.991 Month
  • Premium Monthly1 Month trial$2.991 Month
Show 1 more
  • Premium Yearly$24.991 Year
One-time5
  • Quad Burst Unlock$0.99
  • Bleach Unlock$1.99
  • Echo Chamber Unlock$2.99
Show 2 more
  • Square Unlock$2.99
  • Premium Lifetime$39.99

Questions

Is CYHY free?
CYHY is free to download, with no in-app purchases.
Is Retrograde free?
Retrograde is free to download, with in-app purchases available.
Which has better reviews, CYHY or Retrograde?
Retrograde is rated higher. CYHY averages 1.0 out of 5 from 2 ratings, while Retrograde averages 5.0 from 10 ratings.
Do CYHY or Retrograde have ads?
Neither CYHY nor Retrograde shows ads.
Which is updated more often, CYHY or Retrograde?
CYHY ships an update monthly, and Retrograde fortnightly. Most recently, CYHY was updated on October 24, 2026 and Retrograde on October 28, 2026.

Other comparisons