Comparison

Quantum Roulette vs Doodle Buddies

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

Head to head
About

Quantum Roulette

Features
Read full description

Roulette Predictor uses smart algorithms to help you track patterns and predict likely roulette outcomes. Perfect for improving strategy and enhancing your odds. Offline, easy to use, and designed for serious players.

About

Doodle Buddies

Features
Read full description

Bring objects to life. Add eyes to clouds, give eggs a mustache, or turn pancakes into characters. Doodle Buddies makes it effortless. Turn your photos into playful art in seconds. Doodle Buddies is the ultimate creative studio that lets you add faces, stickers, and drawings to anything—eggs, pancakes, clouds, or even your friends’ selfies. Drag, pinch, rotate, and doodle freely. Export instantly. No learning curve. All fun. Whether you’re sketching with your finger or adding emoji-style eyes, noses, and mouths, Doodle Buddies makes every object come alive. It’s fast, intuitive, and endlessly entertaining. Add faces, doodles, and stickers to anything. Instantly. Add Personality: Place animated eyes, mouths, or stickers on any photo. Draw Freely: Use your finger or Apple Pencil to sketch, shade, or erase. Undo / Redo Anytime: Full creative control with layered editing history. Smart Stickers & Emojis: Includes hundreds of fun presets ready to use. Import or Snap: Take photos directly or choose from your gallery. High-Quality Export: Share your finished art on social media in one tap. Offline & Private: No login, no internet required, full privacy. History Engine: Undo/redo stacks every move so you can experiment safely. Optimized for iPhone, iPad, and Apple Pencil. Unlike basic photo doodle apps, Doodle Buddies merges AI-like creative layering, gesture-aware stickers, and pro-grade drawing tools in a simple, friendly package. Every action is recorded as a step, so you can experiment fearlessly. It’s engineered for fluid performance with real-time rotation, scaling, and depth layering—something few editors manage without lag. Designed using SwiftUI and Metal rendering, it delivers buttery-smooth gestures and ultra-clear exports up to 8K resolution. Who It’s For Kids and families creating funny faces. Artists prototyping ideas. Teachers making visual notes. Social media creators adding personality to their posts. Anyone who wants to turn the ordinary into expressive art.

Screenshots

Quantum Roulette3 screens
Doodle Buddies4 screens

Verdict

The call

Quantum Roulette and Doodle Buddies are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Quantum Roulette costs $0.99 and Doodle Buddies $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Quantum Roulette versus Doodle Buddies: the parameters behind the verdict, then further details
ParameterQuantum RouletteDoodle Buddies
Price$0.99$0.99
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.117 — better
Further details — not scored
Size1 MB18 MB
Age rating4+4+
DeveloperPlanetSensor LLCEyeOS Store Inc.

In-app purchases

None

Quantum Roulette

No in-app purchases

None

Doodle Buddies

No in-app purchases

Questions

Is Quantum Roulette free?
Quantum Roulette costs $0.99, with no in-app purchases.
Is Doodle Buddies free?
Doodle Buddies costs $0.99, with no in-app purchases.
Do Quantum Roulette or Doodle Buddies have ads?
Neither Quantum Roulette nor Doodle Buddies shows ads.

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