Comparison

Ions 2+ vs echopaint

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

Head to head
About

Ions 2+

Explore a dynamic particle simulation with extensive customization options. Control ion color, size, shape, and trails. Utilize device motion and advanced grid placement for unique creations. Supports a high particle count for detailed simulations.

Highlights
  • Customizable ion color and size
  • Shape and trail effects
  • Accelerometer control
  • Rectangular and polar grids
  • High particle count (up to 100,000)
  • Save custom layouts and looks
Features
Read full description

Ions is back, recharged and better than ever! The sequel to the staff-favorite particle simulation allows total control over the look and behavior of your creations. Ions 2+ also supports iPhones and iPods as well as iPads! Your ions can now change color and size based on age, speed, direction, and other parameters! Change shape, leave trails, change the background, and more! Use your device’s accelerometer to react to gravity or add turbulence and drag for more variety. You also have both rectangular and polar grids for precise placement. Why stop at only 20,000 particles? With Ions 2+, you can raise the limit up to 100,000 on faster devices. Of course you can still save your favorite layouts, as well as any custom looks you’ve created. Ions 2+. I'm positive you'll love it.

About

echopaint

Features
Read full description

EchoDraw is an interactive art and design app that lets you draw with perfect symmetry, reflection, and feedback effects in real time. Every stroke echoes across the canvas, creating mesmerizing shapes, patterns, and living artwork. Whether you’re sketching ideas, exploring geometry, or just relaxing through creative motion — EchoDraw makes it effortless to transform simple lines into flowing, mirrored compositions. Perfect for artists, designers, and anyone who loves visual experimentation.

Screenshots

Ions 2+4 screens
echopaint1 screens

Verdict

The call

The clearest difference is price: echopaint at Free against Ions 2+'s $1.99. echopaint also leads on update cadence (weekly vs every 15 months). Ions 2+'s advantage is iOS requirement (8.0 vs 17.4). On ads, in-app purchases and device support 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

echopaint is free to download; Ions 2+ costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Ions 2+ ships an update every 15 months, echopaint weekly. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Ions 2+ versus echopaint: the parameters behind the verdict, then further details
ParameterIons 2+echopaint
Price$1.99Free — better
Rating4.8 (39 ratings) — better—
Positive reviews93.9% of reviews—
Number of ratings39 — better—
Update frequencyEvery 15 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better17.4
Further details — not scored
Size49 MB1 MB
Age rating4+4+
DeveloperDouglas ApplewhiteRiley Williams

In-app purchases

None

Ions 2+

No in-app purchases

None

echopaint

No in-app purchases

Questions

Is Ions 2+ free?
Ions 2+ costs $1.99, with no in-app purchases.
Is echopaint free?
echopaint is free to download, with no in-app purchases.
Do Ions 2+ or echopaint have ads?
Neither Ions 2+ nor echopaint shows ads.
Which is updated more often, Ions 2+ or echopaint?
Ions 2+ ships an update every 15 months, and echopaint weekly. Most recently, Ions 2+ was updated on November 11, 2026 and echopaint on November 9, 2026.

Other comparisons