Comparison

DunMax vs Yarnz

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

Head to head
About

DunMax

This AI-powered companion assists creators in building detailed campaign worlds, generating NPCs, cities, and lore quickly. It organizes all world elements within campaigns, offering image and audio generation to bring your creations to life.

Highlights
  • AI-powered world generation
  • Generate NPCs, cities, and lore
  • Image and audio creation tools
  • Organized campaign management
  • Customizable attributes for unique details
  • Supports various RPG systems
Features
Read full description

DunMax is the AI-powered worldbuilding companion for Dungeon Masters, Game Masters, writers, and tabletop RPG creators. Build complete campaign worlds. Generate unforgettable NPCs. Design cities, factions, and lore; All in seconds instead of hours. No more frantic improvisation. No more "I'll get back to you on that." Just rich, detailed worlds ready when you are. — — — — — — — — — — BUILT FOR THE WAY YOU PLAY Whether you're running Dungeons & Dragons, Pathfinder, or your own homebrew system, DunMax adapts to your creative style. Perfect for: - Dungeon Masters prepping weekly sessions - Game Masters running long-form campaigns - Players crafting deep character backstories - Writers building fantasy worlds - Worldbuilders obsessed with lore and detail — — — — — — — — — — YOUR WORLD, FULLY ORGANIZED Everything lives inside Campaigns. Each campaign holds: Characters - Heroes, villains, allies, shopkeepers, and legends Cities and Towns - From sprawling capitals to forgotten hamlets Regions - Kingdoms, wildernesses, planes, and realms Factions - Guilds, cults, noble houses, and secret orders Events - Wars, prophecies, festivals, and turning points Points of Interest - Dungeons, taverns, temples, and mysteries No more scattered notebooks. No more lost sticky notes. Your entire world - connected, searchable, and ready to expand. — — — — — — — — — — POWERFUL AI CREATION TOOLS Image Generation See your world, don't just imagine it. Generate stunning character portraits, dramatic landscapes, mysterious locations, and iconic items. Every image captures the tone of your world. Audio Generation Bring moments to life. Create villain monologues, cryptic prophecies, tavern rumors, and narrative voiceovers. Drop them into your sessions for instant immersion. Custom Attributes Your world has unique details. Add political intrigue, cultural traditions, magical side effects, secret motivations, regional cuisine, or anything else that makes your setting breathe. No limits. No judgment. — — — — — — — — — — WHY DMs CHOOSE DUNMAX - Generate detailed NPCs in seconds, complete with personality, goals, and secrets - Prep sessions in minutes instead of hours - AI that enhances your creativity without replacing it - Intuitive interface designed for quick mid-session access - Your data stays organized as your world grows — — — — — — — — — — WORLDBUILDING SHOULD BE FUN You became a DM to tell stories, not to drown in prep work. DunMax handles the tedious parts so you can focus on what actually matters: surprising your players, building tension, and creating moments they'll talk about for years. Download DunMax. Build your first world in minutes. Create boldly. Build endlessly. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.dungeonessmaximus.com/privacy

About

Yarnz

Features
Read full description

Turn your ideas into amazing stories — one line at a time. Yarnz is the collaborative story writing app where you create, share, and co-write fiction with friends or writers around the world. Romance, fantasy, mystery, thriller, horror, drama — every genre, every voice, every story waiting to be told. START A STORY Invite 1–3 co-authors to join your story. Each author takes turns adding lines while you stay in control — set the length, genre, content type, and visibility. Choose whether your story is readable while being written or only when it's complete. DISCOVER & RATE Browse stories from writers around the world. Vote up or down on individual lines or entire stories to help the best contributions rise to the top. Popular stories appear on the trending list and top authors are recognized on the leaderboard. COMPETE WEEKLY Join weekly themed writing competitions and let fans vote for their favorite stories. Earn badges, track your author rating, and see how your contributions stack up against writers worldwide. YOUR BOOKSHELF Keep your favorite stories in your personal bookshelf. Follow works in progress, reread completed tales, and never lose track of a story you love. EVERYTHING YOU NEED Chat with co-authors in real time. Track your rank on the leaderboard. Earn your place among Yarnz's top authors. Yarnz is for anyone who loves storytelling, collaboration, and discovering unique voices — whether you've written a thousand stories or you're starting your very first one. Start your next story today and see where the words take you. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

DunMax4 screens
Yarnz4 screens

Verdict

The call

The clearest difference is update cadence: Yarnz at every 2 weeks against DunMax's every 5 weeks. On price, 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

Both are free to download. DunMax sells 7 in-app purchases, starting at $6.99 per month and Yarnz sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

DunMax ships an update every 5 weeks, Yarnz every 2 weeks. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 9 level
DunMax versus Yarnz: the parameters behind the verdict, then further details
ParameterDunMaxYarnz
PriceFreeFree
Rating4.2 (5 ratings) — better—
Positive reviews80.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size83 MB56 MB
Age rating4+12+
DeveloperObsidian Oak DigitalChester Hawkins

In-app purchases

7 purchases

DunMax

Subscriptions4
  • Premium Subscription (Monthly)3 Days trial$6.991 Month
  • Premium Subscription (Monthly)$6.991 Month
  • Premium Subscription (Annual)7 Days trial$69.991 Year
Show 1 more
  • Premium Subscription (Annual)$69.991 Year
One-time3
  • Pouch of Gold$4.99
  • Chest of Gold$9.99
  • Epic Chest$19.99
2 purchases

Yarnz

Subscriptions2
  • Yarnz Pro Monthly$2.991 Month
  • Yarnz Pro Annual$19.991 Year

Questions

Is DunMax free?
DunMax is free to download, with in-app purchases available.
Is Yarnz free?
Yarnz is free to download, with in-app purchases available.
Do DunMax or Yarnz have ads?
Neither DunMax nor Yarnz shows ads.
Which is updated more often, DunMax or Yarnz?
DunMax ships an update every 5 weeks, and Yarnz every 2 weeks. Most recently, DunMax was updated on October 16, 2026 and Yarnz on October 24, 2026.

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