Comparison

TeraFractal vs NOISERzzz

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

Head to head
About

TeraFractal

Explore a universe of soothing, ever-changing fractal art. Interact with beautiful shapes by dragging, pinching, and rotating to morph the visuals. No prior knowledge of math or fractals is required to enjoy this relaxing experience.

Highlights
  • Interactive fractal art generation
  • Drag, pinch, and rotate to morph images
  • Unique fractal patterns (not Mandelbrot/Julia sets)
  • Immersive and entertaining visual experience
  • No math knowledge required
Features
Read full description

Let your mind rest while you explore an alternate universe of soothing patterns and beautiful shapes. Press the play button to watch an ever-changing stream of art that has never been seen before and may never be seen again. Or drag, pinch and rotate to gently morph the image yourself. – – – TeraFractal is an immersive and entertaining way to explore fractal geometry. Amazingly, every image can be described by just 24 numbers; when you move your fingers on the screen, you are adjusting these parameters. If you are a fractal aficionado, note that this app is different from most fractal apps in that it does NOT display the Mandelbrot set or Julia sets. It generates a different and equally fascinating class of fractals that are based on linear iterated function systems. For more details, tap the in-app info button. Rest assured, you don't need to know anything about math or fractals to use this app!

About

NOISERzzz

Create personalized sound environments for sleep, relaxation, or focus. This app offers unique, artist-created soundscapes with intuitive controls to shape your audio experience without ads or tracking.

Highlights
  • Hypnagogic soundscapes for sleep
  • Infinite looping soundscapes by artists
  • Built-in FX sound shaping
  • Intuitive, colorful interface
  • Offline-first and data-free
  • No ads or tracking
Features
Read full description

NOISERzzz is an ambient noise experience designed for sleep, relaxation, focus, or work. Whether you're winding down at night, trying to focus in a chaotic environment, or simply looking to mask the hum of the world, NOISERzzz gives you freedom and control over your personal sound environments. Features:
 • Infinite looping soundscapes recorded and designed by real artists, no AI • Built-in FX controls let you shape and transform sound into your own endless texture
 • Downloadable soundpacks from real ambient artists that fund directly to the artists • No signup, no tracking, no ads, just sound and soundscapes. NOISERzzz is for drifters, dreamers, and the hyper-conscious.
Sound as sanctuary. Play and dissolve. This app is offline-first, data-free, and built for the night mind.
 A minimal artifact for looping sound and massaging the psyche during sleep cycles and late-hour focus states. Be averse to silence. Make some noise.

Screenshots

TeraFractal4 screens
NOISERzzz4 screens

Verdict

The call

The clearest difference is rating: NOISERzzz at 5.0 against TeraFractal's 4.7. NOISERzzz also leads on review sentiment (100% vs 79%) and update cadence (every 4 months vs every 11 months). TeraFractal's advantage is ratings volume (112 vs 2). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

NOISERzzz holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: TeraFractal has 112 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 79% of TeraFractal's written reviews are positive against 100% of NOISERzzz's.

UpkeepUpdate frequency

TeraFractal ships an update every 11 months, NOISERzzz every 4 months. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
TeraFractal versus NOISERzzz: the parameters behind the verdict, then further details
ParameterTeraFractalNOISERzzz
PriceFreeFree
Rating4.7 (112 ratings)5.0 (2 ratings) — better
Positive reviews78.9% of reviews100.0% of reviews — better
Number of ratings112 — better2
Update frequencyEvery 11 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size1 MB177 MB
Age rating4+4+
DeveloperMath Easel, LLCLOW RES

Customer experience

TeraFractal

All ratings111 ratings
Positive90.1%
Neutral6.3%
Negative3.6%
Written reviews19 reviews
Positive78.9%
Neutral10.5%
Negative10.5%

NOISERzzz

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

TeraFractal

No in-app purchases

None

NOISERzzz

No in-app purchases

Questions

Is TeraFractal free?
TeraFractal is free to download, with no in-app purchases.
Is NOISERzzz free?
NOISERzzz is free to download, with no in-app purchases.
Which has better reviews, TeraFractal or NOISERzzz?
NOISERzzz is rated higher. TeraFractal averages 4.7 out of 5 from 112 ratings, while NOISERzzz averages 5.0 from 2 ratings.
Do TeraFractal or NOISERzzz have ads?
Neither TeraFractal nor NOISERzzz shows ads.
Which is updated more often, TeraFractal or NOISERzzz?
TeraFractal ships an update every 11 months, and NOISERzzz every 4 months. Most recently, TeraFractal was updated on November 1, 2026 and NOISERzzz on November 5, 2026.

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