Comparison

TTRPG Dice Roller vs Clatter

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

Head to head
About

TTRPG Dice Roller

Features
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RPG Dice Roller โ€” Polyhedral Dice for iPhone & Apple Watch Roll any die from d2 to d100 with a single tap. Whether you're at the table or on the go, RPG Dice Roller gives you a fast, intuitive way to handle every roll your game demands. Simple Mode Tap a die, set your modifier, and roll. Long-press any die for an instant result. When you pick the d20, choose between a normal roll, advantage, or disadvantage โ€” no mental math required. Advanced Mode Type full dice notation for complex rolls: 2d6+4, 4d6kh3, d% + d10, and more. Quick buttons let you build expressions fast, and the parser handles keep-highest, keep-lowest, and multi-pool rolls out of the box. Roll History & Presets Every roll is saved so you can review past results at a glance. Save your most-used rolls as presets for one-tap access โ€” perfect for attack rolls, damage, saving throws, or any combination you reach for often. Apple Watch Roll dice right from your wrist. The Watch app gives you a full polyhedral grid, a modifier stepper, d20 advantage/disadvantage, and your saved presets โ€” synced automatically from your iPhone. Haptic feedback confirms every roll. Details That Matter Polyhedral dice: d2, d3, d4, d6, d8, d10, d%, d12, d20, d100 Clear result breakdowns showing each individual die Light and dark mode, following your system setting Haptic feedback on rolls Roll Again to repeat your last expression instantly Built for tabletop RPG players who want their dice ready the moment the DM calls for a roll.

About

Clatter

Features
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Clatter is the dice roller built for players who actually care. Full 3D physics. Metal-shaded premium dice. A nat 20 that earns its celebration. THE ROLL Every die in Clatter obeys real physics - it bounces, tumbles, and settles against the table before revealing its result. No animations on repeat. No pre-baked outcomes. The roll is real every time. Roll advantage and disadvantage natively. Set a difficulty check and get an instant verdict. Build compound expressions like 2d6+1d8+4 with the expression builder. Save your most-used rolls to Quick for one-tap access. Review your session in History and reroll anything instantly. THE DICE Standard sets - Classic Red and Classic Black - are included free. Unlock premium dice crafted with custom Metal shaders: - Rose Gold: brushed anisotropic metal with dynamic shimmer - Moonstone: translucent with drifting adularescence and inner glow - Frozen: frosted ice with refractive cracks and internal blue light - Ember: molten core, charred obsidian shell, glowing magma fissures - Jade: deep translucent green with organic veining These are not texture swaps. Each set is a distinct material simulation. THE MOMENTS Natural 20: golden light floods the table. Sparkles cascade. Your phone rumbles. Natural 1: the scene darkens. A low pulse. Silence. These reactions exist because high-stakes rolls deserve a response that matches the moment. THE FEEL Haptic feedback on every impact, settle, and result. Sound design built around real dice - impacts, tumbles, reveals - mixing seamlessly with your music. Respects your silent switch. Everything can be toggled. COLLECTOR'S VAULT - $9.99 One purchase unlocks every dice set and every surface, including everything added in the future. No subscriptions. No surprise paywalls. If we add a new set, Vault owners get it. BUILT FOR D&D 5e, Pathfinder, Call of Cthulhu, Blades in the Dark, and any TTRPG where the dice actually matter. No ads. No account required. Works offline. Your rolls stay on your device.

Screenshots

TTRPG Dice Roller3 screens
Clatter4 screens

Verdict

The call

The clearest difference is in-app purchases: TTRPG Dice Roller at none against Clatter's 10. TTRPG Dice Roller also leads on device support (4 vs 1) and iOS requirement (14.0 vs 16.0). On price and ads there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Clatter sells 10 one-off in-app purchases. TTRPG Dice Roller asks for nothing beyond the download.

Scorecard3 real differences ยท 2 level
TTRPG Dice Roller versus Clatter: the parameters behind the verdict, then further details
ParameterTTRPG Dice RollerClatter
PriceFreeFree
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod, Apple Watch โ€” betteriPhone
Requires iOS14.0 โ€” better16.0
Further details โ€” not scored
Size29 MB40 MB
Age rating4+4+
DeveloperDragonfly Research Group, LLCAnton Sharychev

In-app purchases

None

TTRPG Dice Roller

No in-app purchases

10 purchases

Clatter

One-time10
  • Rustic Table$0.29
  • Dark Plank$0.29
  • Marble$0.29
Show 7 more
  • Brushed Steel$0.29
  • Granite$0.29
  • Diamond Plate$0.29
  • Green Cloth$0.59
  • Charred Oak$0.59
  • Frozen$3.39
  • Collector's Vault$9.99

Questions

Is TTRPG Dice Roller free?
TTRPG Dice Roller is free to download, with no in-app purchases.
Is Clatter free?
Clatter is free to download, with in-app purchases available.
Do TTRPG Dice Roller or Clatter have ads?
Neither TTRPG Dice Roller nor Clatter shows ads.

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