Comparison

BTTF Clock vs Time Boy

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

Head to head
About

BTTF Clock

Relive the magic of time travel with this app inspired by the DeLorean's dashboard. It features iconic time displays, customizable dates, and authentic sound effects for an immersive experience. Optimized for older devices, it brings cinematic time travel to your phone or tablet.

Highlights
  • Iconic time displays
  • Customizable dates
  • Real-time clock
  • Interactive interface
  • Authentic sound effects
  • Car mode with GPS speedometer
  • Home screen and CarPlay widgets
Features
Read full description

Relive the magic of time travel with the BTTF Clock! Inspired by the iconic clock from the "Back to the Future" trilogy, this app brings the excitement of the DeLorean's dashboard right to your device. Whether you're using a phone or tablet you can enjoy the nostalgia of the iconic time machine. Best of all, it's optimized to run smoothly even on outdated devices, so no one gets left behind in the past. Key Features: • Iconic Time Display: Experience the legendary "Destination Time," "Present Time," and "Last Time Departed" panels, faithfully recreated with stunning detail. • Customizable Dates: Set your own dates for each panel and watch as the app mimics the flux capacitor's data changes. • Real-time Clock: Always stay on schedule with the accurate present time display. • Interactive Interface: Tap on the clock panels to change dates and relive the thrill of setting your time travel destination. • Sound Effects: Enjoy authentic sound effects from the movie to enhance your time travel experience. • Car Mode: Combine the Time Circuits, flux capacitor, and GPS speedometer in an immersive dashboard. • Manual Speed Simulation: Press and hold the speedometer to accelerate and feel speed-responsive haptic feedback as you approach the selected time-travel speed. • Cinematic Time Travel: Reach the configured speed to trigger a full-screen time-travel sequence with visual transitions and sound effects. • Home Screen and CarPlay Widget: Keep the Time Circuits visible at a glance with a configurable widget for your Home Screen and CarPlay. • Optimized for Outdated Devices: Designed to run efficiently on older devices, ensuring smooth performance without compromising on features. Target Audience: • Fans of the "Back to the Future" trilogy. • Retro and classic movie enthusiasts. • Anyone who enjoys unique and themed timekeeping apps. • Users with older devices seeking fun and functional apps.

About

Time Boy

Transform your device into a time machine. Explore historical views of any location using Google Street View or your camera. Create AI-animated videos to bring the past to life.

Highlights
  • Explore locations via Google Street View
  • Visualize historical eras with your camera
  • Generate historical images
  • Create AI-animated historical videos
  • Customizable time periods
  • Nostalgic tactile design
Features
Read full description

Turn your device into a time machine. Explore anywhere on Google Street View, or point your camera at any location, and watch as AI reveals what that exact spot might have looked like across the decades. Time Boy transforms ordinary streets into extraordinary journeys through history. TRAVEL THROUGH TIME Drop a pin anywhere in the world, explore with Street View and in seconds, AI generates four stunning historical visualizations of that exact location. Watch Victorian-era horse carriages give way to Model Ts, then to mid-century storefronts, then to neon-lit 80s streets. YOUR CAMERA, ANY ERA See your own neighborhood through time. Snap a photo of your street, your favorite café, that building you walk past every day—and discover what it might have looked like when your great-grandparents were alive. BRING HISTORY TO LIFE WITH VIDEO Transform any era into a 5-second AI-animated video. Watch the past come alive. Save and share your animated time travels. BEAUTIFUL BY DESIGN Nostalgic and tactile. Inspired by physical devices with real buttons and dials. Textured surfaces. Precision controls. LCD-style displays. Every detail crafted to feel like a gadget you want to hold. • Explore any location via Google Street View • Capture with your camera or choose from your library • Generate 4 historical era images per time travel • Create AI-animated videos of any era • Customizable time periods in Settings • 3 free credits to get started Time Boy uses AI image generation to create artistic interpretations and visualizations of what locations might have looked like, not historical photographs.

Screenshots

BTTF Clock4 screens
Time Boy4 screens

Verdict

The call

The clearest difference is in-app purchases: BTTF Clock at none against Time Boy's 4. BTTF Clock also leads on rating (4.6 vs 4.2) and review sentiment (84% vs 67%). Time Boy's advantage is update cadence (weekly vs every 5 weeks). 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. Time Boy sells 4 one-off in-app purchases. BTTF Clock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BTTF Clock holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: BTTF Clock has 32 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 84% of BTTF Clock's written reviews are positive against 67% of Time Boy's.

UpkeepUpdate frequency

BTTF Clock ships an update every 5 weeks, Time Boy weekly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard8 real differences · 2 level
BTTF Clock versus Time Boy: the parameters behind the verdict, then further details
ParameterBTTF ClockTime Boy
PriceFreeFree
Rating4.6 (32 ratings) — better4.2 (5 ratings)
Positive reviews84.0% of reviews — better66.7% of reviews
Number of ratings32 — better5
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.6 — better18.6
Further details — not scored
Size89 MB49 MB
Age rating4+4+
DeveloperSergei BazarnikElevenyellow Pte. Ltd.

Customer experience

BTTF Clock

All ratings32 ratings
Positive93.8%
Neutral3.1%
Negative3.1%
Written reviews25 reviews
Positive84.0%
Neutral8.0%
Negative8.0%

Time Boy

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

BTTF Clock

No in-app purchases

4 purchases

Time Boy

One-time4
  • 15 Credits$9.99
  • 40 Credits$19.99
  • 90 Credits$39.99
Show 1 more
  • 200 Credits$79.99

Questions

Is BTTF Clock free?
BTTF Clock is free to download, with no in-app purchases.
Is Time Boy free?
Time Boy is free to download, with in-app purchases available.
Which has better reviews, BTTF Clock or Time Boy?
BTTF Clock is rated higher. BTTF Clock averages 4.6 out of 5 from 32 ratings, while Time Boy averages 4.2 from 5 ratings.
Do BTTF Clock or Time Boy have ads?
Neither BTTF Clock nor Time Boy shows ads.
Which is updated more often, BTTF Clock or Time Boy?
BTTF Clock ships an update every 5 weeks, and Time Boy weekly. Most recently, BTTF Clock was updated on November 4, 2026 and Time Boy on October 31, 2026.

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