Comparison

FocalPaint vs Horogium

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

Head to head
About

FocalPaint

This app offers a unique brush engine for realistic paint simulation, pigment mixing, and canvas textures. It allows for custom brush and layer creation using Metal GPU or Javascript code, with advanced features like spectral color models and Apple Pencil Pro support.

Highlights
  • Realistic paint and pigment mixing
  • Custom brush and layer creation
  • Transparent ink simulation
  • Apple Pencil Pro support
  • Spectral color model
  • Open source shader code library
Features
Read full description

FocalPaint's unique brush engine simulates thick paint and real pigment mixing with accurate physics models. Features: - Realistic color blending behaves like real paint! - Real canvas texture and paint thickness - Transparent Ink simulation - Open Source GPU shader code library for reference and customization - Write your own custom brush with Metal GPU or Javascript code - Write your own custom layer modes with Metal GPU code - Apple Pencil Pro support with hover - 16 channel "spectral" color model (256 bits per pixel) - Wide color gamut (P3) Please note: Apple A12 GPU or newer is required Terms of Use: https://www.focalpaint.com/p/terms-of-use.html Privacy Policy: https://www.focalpaint.com/p/privacy.html Special Thanks to: Scott Allen Burns Troy James Sobotka & Friends colour-science.org python library MyPaint painting software team Anna Timm (@anti-art)

About

Horogium

Features
Read full description

One of a kind — a watch that's truly yours. Horogium is an app for designing your own wristwatch. From dial patterns and hand shapes to cases, bezels, and straps, just pick the parts and combine them. No watchmaking knowledge needed — design a photorealistic 3D watch in five minutes. Recreate the design you've always dreamed of, or try a combination no store has ever sold. "What if that dial had those hands..." — if you love watches, you've had that thought. Now you can bring it to life, right in your hands. ■ Just pick and combine Guilloché dials, a wide variety of hands, Roman numeral indices, coin edges. Combine the parts, and anyone can build a piece that looks the real deal. Not sure where to start? Let AI mode assemble a first draft for you. ■ Photorealistic 3D The gleam of metal, the shadows in the dial's engraving, light playing across the crystal — rendered like the real thing. Spin it, tilt it, admire it from every angle. Turn off the light and watch the lume glow in the dark. ■ When it's done, take time to admire it In viewing mode, savor your watch as the light shifts around it. It becomes a piece you'll keep coming back to, long after you've finished designing. ■ Your watch, on your Home Screen Place your favorite piece on your Home Screen as a widget. The watch you designed actually keeps time — a one-of-a-kind watch widget. ■ Share and remix via URL Publish your finished watch as an image and a URL. Anyone who receives it can open the design in the app and rework it into their own. Start from a friend's watch, end up with yours. Now, go create your ideal watch.

Screenshots

FocalPaint1 screens
Horogium4 screens

Verdict

The call

The clearest difference is price: Horogium at Free against FocalPaint's $4.99. Horogium also leads on update cadence (daily vs monthly). On ads, in-app purchases, 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

Horogium is free to download; FocalPaint costs $4.99 up front. FocalPaint sells 3 one-off in-app purchases and Horogium sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FocalPaint ships an update monthly, Horogium daily. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

Scorecard2 real differences · 8 level
FocalPaint versus Horogium: the parameters behind the verdict, then further details
ParameterFocalPaintHorogium
Price$4.99Free — better
Rating4.2 (13 ratings) — better—
Positive reviews78.6% of reviews—
Number of ratings13 — better—
Update frequencyMonthlyDaily — better
AdsNoNo
In-app purchasesYesYes
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.618.0 — better
Further details — not scored
Size557 MB68 MB
Age rating4+4+
Developerbrien dieterleRyota Ayaki

In-app purchases

3 purchases

FocalPaint

One-time3
  • Generous Tip$0.99
  • Big Tip$4.99
  • Huge Tip$9.99
9 purchases

Horogium

One-time9
  • Save Slots +2$1.99
  • Index Collection$2.99
  • Strap Collection$2.99
Show 6 more
  • Bezel Collection$2.99
  • Hands Collection$3.99
  • Dial Collection$3.99
  • Save Slots +10$5.99
  • Save Slots +20$9.99
  • Complete Bundle$11.99

Questions

Is FocalPaint free?
FocalPaint costs $4.99, and also offers in-app purchases.
Is Horogium free?
Horogium is free to download, with in-app purchases available.
Do FocalPaint or Horogium have ads?
Neither FocalPaint nor Horogium shows ads.
Which is updated more often, FocalPaint or Horogium?
FocalPaint ships an update monthly, and Horogium daily. Most recently, FocalPaint was updated on October 10, 2026 and Horogium on October 18, 2026.

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