Comparison

FractalEcho vs Particle Lab

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

Head to head
About

FractalEcho

Explore the infinite complexity of fractals with stunning visuals and unparalleled depth. This app offers advanced search capabilities, customization options, and educational insights into mathematical concepts. Share your discoveries and learn through an intuitive interface.

Highlights
  • Unrivaled search depth and resolution
  • Mandelbrot and Julia Set exploration
  • Animated colors and dynamic palettes
  • Calculates fractal border length and area
  • Community gallery and sharing
  • In-app tutorial
Features
Read full description

Discover the mesmerizing world of fractals with FractalEcho, a powerful app that brings stunning visuals through virtually unlimited search capabilities to your fingertips. Explore intricate patterns that were once limited to supercomputers now accessible on your device. Unrivaled Search Depth and Resolution: FractalEcho enables you to explore fractals at up to 1,000,000,000 iterations and resolutions of up to 1e-1100. Imagine one billion iteration searches at resolutions of over one thousand digits of accuracy! This level of detail enables you to uncover previously hidden depths and push beyond the boundaries previously thought possible. FractalEcho: Where Mathematical Precision Meets Artistic Wonder Unlock the captivating world of fractals with FractalEcho – a powerful and intuitive app that brings the beauty of infinite complexity to your fingertips. Explore intricate patterns, hidden depths, and breathtaking visuals previously confined to high-end computing, now accessible on your device. Unrivaled Depth & Resolution: Experience virtually unlimited fractal generation like never before! FractalEcho enables fractal exploration at up to 1,000,000,000 iterations with a stunning 1e-1100 resolution – far exceeding the capabilities of other apps. Discover fractals never before seen to push beyond the boundaries of visual exploration. Utilizing advanced real-time algorithms, FractalEcho delivers unparalleled resolutions. Explore & Customize: Delve into Mandelbrot and Julia Sets, bringing them to life with animated colors, dynamic color palettes, and precise control over search depth, zoom levels, and color rates of change. Experiment endlessly to discover stunning new forms. A Unique Educational Tool: FractalEcho uniquely calculates both the border length and area of the fractal at any given iteration level, visually demonstrating the fascinating concept of an infinite boundary contained within a finite space – a core principle of fractals. Community & Sharing: Discover a vibrant gallery showcasing stunning fractals uncovered by other users. Save your favorite discoveries with bookmarks and personal notes. Share your own artistic discoveries with the world – export high-resolution graphics and fractal data for others to enjoy. Easy to Use: An in-app tutorial guides you through FractalEcho’s powerful features, making fractal exploration accessible to everyone. Whether you're a math enthusiast, an artist, or simply curious about the fractal universe, FractalEcho offers something for you. To illustrate the extreme resolution FractalEcho achieves, consider a comparison between two extremes: the most distant known galaxy (JADES-GS-z14-0) estimated to be 33.6 billion (33.6e+9) light years away, and an electron within an atom having an estimated diameter of about 5.636e-15 meters. The electron diameter is about 1.78e-41 times the distance to the farthest known galaxy. This is a number with 41 digits after the decimal point. FractalEcho’s resolution of 1e-1100 is over 1e1050 times more accurate than this comparison. To put it another way, if we measured the distance to the farthest known galaxy in units of electron diameters, FractalEcho's calculations would still be 1e1050 times more accurate. To represent FractalEcho’s accuracy in writing would require a decimal place followed by 1,100 zeros before the first non zero digit ie: 0.00000000…..1. Perfect for math enthusiasts and artists! Download FractalEcho and begin your journey into the infinite beauty of fractals! Visit https://FractalEcho.com to learn more. Some features require in-app purchases that can be shared across all your Macs, iPhones, and iPads. View our on-line gallery at: https://data.bluestonepond.com/FrE/FrE_Action/FrE_Gallery.php View our privacy policy at: https://fractalecho.com/FractalEchoPP/FrE_PrivacyPolicy.html View our terms of service policy at: https://fractalecho.com/FractalEchoPP/FrE_TermsOfUse.html

About

Particle Lab

Experience a physics simulation sandbox where tens of thousands of particles interact in real-time. Control environmental conditions like gravity and wind with intuitive sliders to observe dramatic changes in particle behavior. Customize visual effects and create your own miniature universe.

Highlights
  • Real-time particle interaction
  • Customizable environmental conditions (gravity, wind)
  • Interactive touch and drag controls
  • Visual customization (color, size, glow)
  • High-performance physics engine
  • Relaxing and meditative experience
Features
Read full description

[손끝에서 펼쳐지는 무한한 입자의 세계] 단순한 움직임을 넘어, 물리 법칙을 직접 제어하는 즐거움을 경험하세요. 이 앱은 수만 개의 파티클(입자)이 실시간으로 상호작용하는 물리 시뮬레이션 샌드박스입니다. 복잡한 수식은 필요 없습니다. 직관적인 슬라이더 조작만으로 중력, 바람의 세기, 마찰력 등 다양한 환경 조건을 변경하고, 그에 따라 드라마틱하게 변하는 입자들의 움직임을 감상할 수 있습니다. - 주요 기능: 다채로운 환경 제어: 중력(Gravity), 바람(Wind), 반발력, 마찰 계수 등 물리적 환경을 자유롭게 커스텀하세요. 실시간 인터랙션: 터치와 드래그로 입자들의 흐름을 방해하거나, 새로운 흐름을 만들어낼 수 있습니다. 시각적 커스터마이징: 입자의 색상, 크기, 발광 효과(Glow)를 조절하여 나만의 미디어 아트를 완성해보세요. 고성능 시뮬레이션: 최적화된 물리 엔진으로 수많은 입자가 끊김 없이 부드럽게 움직입니다. 힐링 & 명상: 불규칙하지만 질서 있는 입자들의 움직임을 바라보며 스트레스를 해소하세요. -이런 분들에게 추천합니다: 물리 엔진의 작동 원리가 궁금하신 분 화려한 비주얼 이펙트(VFX)를 좋아하시는 분 멍하니 화면을 바라보며 휴식(불멍, 풀멍)을 취하고 싶은 분 창의적인 실험을 좋아하는 아이들과 어른들 지금 다운로드하여 당신만의 작은 우주를 시뮬레이션해보세요!

Screenshots

FractalEcho4 screens
Particle Lab4 screens

Verdict

The call

The clearest difference is review sentiment: FractalEcho at 80% against Particle Lab's 0%. Particle Lab's advantage is in-app purchases (none vs 3) and update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement 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. FractalEcho sells 3 in-app purchases, starting at $1.99 per month. Particle Lab asks for nothing beyond the download.

UpkeepUpdate frequency

FractalEcho ships an update fortnightly, Particle Lab every 4 days. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

Scorecard4 real differences · 6 level
FractalEcho versus Particle Lab: the parameters behind the verdict, then further details
ParameterFractalEchoParticle Lab
PriceFreeFree
Rating4.1 (9 ratings) — better—
Positive reviews80.0% of reviews — better0.0% of reviews
Number of ratings9 — better—
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17.6 — better18.6
Further details — not scored
Size138 MB19 MB
Age rating4+4+
DeveloperBluestone Pondyoungchil cho

Customer experience

FractalEcho

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Particle Lab

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

3 purchases

FractalEcho

Subscriptions2
  • FractalEcho Pro monthly$1.991 Month
  • FractalEcho Pro Yearly3 Days trial$14.991 Year
One-time1
  • FractalEcho Pro$24.99
None

Particle Lab

No in-app purchases

Questions

Is FractalEcho free?
FractalEcho is free to download, with in-app purchases available.
Is Particle Lab free?
Particle Lab is free to download, with no in-app purchases.
Do FractalEcho or Particle Lab have ads?
Neither FractalEcho nor Particle Lab shows ads.
Which is updated more often, FractalEcho or Particle Lab?
FractalEcho ships an update fortnightly, and Particle Lab every 4 days. Most recently, FractalEcho was updated on October 14, 2026 and Particle Lab on October 8, 2026.

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