d20 Calculator vs Campfire
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
d20 Calculator
This app is a specialized calculator for tabletop role-playing games. It allows users to input complex dice roll combinations, including additions, subtractions, multiplications, and divisions, and provides instant results. Save custom rolls and enjoy realistic sound effects for an enhanced gaming experience.
- Calculate complex dice combinations
- Support for any dice type (dx)
- Save and label frequently used rolls
- Dice roll sound effects
- Add, subtract, multiply, and divide dice
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A calculator for table top games. Enter any combination of die and get the result instantly. It can be as simple as "1d4" and as complex as "(3d100 + 5d7) x 3d2". No need to add up all the numbers yourself. d20 Calculator is a useful tool for any RPG or tabletop game. Features: - Save your frequently used rolls with labels to help you identify which rolls belong to which attacks. - "dx" button lets you roll any type of dice needed.. ever need a d7? - Add, subtract, multiply, and divide any combination of dice. - Dice roll sound effect so everyone know you're not cheating. - 6 stylish themes available.
Campfire
This app streamlines the writing process for books, stories, and RPG campaigns. It offers interconnected tools for worldbuilding, character tracking, and plot organization, allowing for seamless collaboration and easy access to information. Write, edit, and organize your projects anywhere with unlimited storage.
- Custom character sheets
- Worldbuilding tools (creatures, locations, magic)
- Timeline plotting and map uploads
- Write, read, and edit on mobile
- Collaborate with editors and contributors
- Export to PDF, DOCX, HTML, RTF
- Unlimited cloud storage
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Whether you want to write a book, tabletop RPG campaign, short story, or just create for fun, Campfire’s writing software streamlines the writing process to make beginning your project more efficient and staying on track easier. Campfire’s interconnected tools make for a seamless worldbuilding experience where you can quickly reference information, link story elements together, and collaborate with other users in one place. Whether you’re an author, worldbuilder, game master, or a hobbyist creator—nobody wants to spend half an hour sifting through old notebooks trying to find out what color a character’s eyes are. Get started with Campfire for free—We've already made writing easier for 100,000+ writers to date! MORE THAN A DOZEN MODULES Modules are what we call the writing tools that allow you to worldbuild and stay organized in Campfire. On the mobile app, each one is free to use. Here’s a sample of what they can do: • Keep track of what makes your characters unique with custom character sheets for your novels, short stories, and TTRPGs. • Build worlds with exciting creatures, locations, magic systems, and more. • Plot your story with timeline events and upload maps of your story’s world. Enjoy unlimited use for each module when using the mobile app! WRITE, READ, EDIT, AND ORGANIZE Campfire is more than just a writing app or a simple word processor. Whether at home or on the go, Campfire allows you to: • Write a whole book on your phone (if you really want to). • Read over your notes or review your manuscript chapters. • Edit your notes and stories wherever inspiration strikes. • Organize your notes in the way that works best for you. COLLABORATE WITH ANYONE Campfire allows you to work seamlessly on your projects with editors and contributors. • Invite other Campfire users to join you on mobile or desktop! • Send read-only links to anyone who you want to read your work. • Export files to PDF, DOCX, HTML, or RTF. 100% FREE + UNLIMITED STORAGE That’s right—free. Create as many projects as you like, work without any blocked features, and rest assured knowing that your work is saved on Google’s secure cloud servers: • Campfire’s mobile app is free to download and use. • Write without limits. • No ads (they’re just too distracting). • Unlimited secure storage. • Free updates and bug fixes. Whether your genre is fantasy, sci-fi, horror, or even realistic fiction, Campfire has the tools you need to write better stories faster. It’s perfect for seasoned authors, fledgling writers, and making sure DnD night with your friends runs smoothly. Download Campfire and start writing wherever you go for free. Use the same account on our Desktop App or on campfirewriting.com and you can pick up where you left off from home! Join the Campfire Discord community to stay in touch and chat with other writers like you: https://campsite.bio/campfirewriting
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Verdict
The clearest difference is review sentiment: d20 Calculator at 85% against Campfire's 44%. d20 Calculator also leads on rating (4.7 vs 4.3) and iOS requirement (9.0 vs 17.0). Campfire's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs every 5 months). On price, ratings volume, ads 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
Both are free to download. d20 Calculator sells 1 one-off in-app purchase. Campfire asks for nothing beyond the download.
d20 Calculator holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 343 and 193 respectively. Written reviews point the same way: 85% of d20 Calculator's written reviews are positive against 44% of Campfire's.
d20 Calculator ships an update every 5 months, Campfire fortnightly. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | d20 Calculator | Campfire |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (343 ratings) — better | 4.3 (193 ratings) |
| Positive reviews | 85.5% of reviews — better | 44.4% of reviews |
| Number of ratings | 343 — better | 193 |
| Update frequency | Every 5 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 12 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | Lion's Den | Campfire Technology LLC |
Customer experience
d20 Calculator
Campfire
User reviews
d20 Calculator
From 343 App Store ratingsWhat we love
- 🚀 Fast and efficient dice rolling
- 👍 Simple and intuitive interface
- 💡 Ability to save frequently used dice rolls
- 🎲 Accurate and balanced random number generation
- 🔢 Versatile dice calculation capabilities
Room to improve
- 🐛 Crashes and stability issues, especially on newer iOS versions
- 🔒 Inability to restore purchases or remove ads
- 📱 Lack of support for iPad multitasking features (Split View, Slide Over)
- 🔍 Limited customization options (e.g., no option to re-roll 1s)
Campfire
From 193 App Store ratingsWhat we love
- 🚀 Organized writing and planning
- 👍 Versatile and customizable
- 💡 Helpful for writers and world-builders
- 🚀 Syncs across devices
Room to improve
- 🐛 Frequent crashes and freezes
- 🐛 Glitchy behavior and bugs
- 🐛 Keyboard issues and text disappearing
- 🐛 Laggy performance
Bugs and requests
d20 Calculator
Reported bugs
3 issues- Crashes when attempting to purchase the full version
- Crashes when trying to save more than one dice roll
- Ads still present even after purchasing the full version
Requested features
4 requests- Add support for iPad multitasking features
- Implement option to re-roll 1s or discard certain dice
- Improve saved roll management (e.g., ability to edit saved rolls)
- Add a character creation feature (4d6 drop lowest)
Campfire
Reported bugs
4 issues- Login issues and getting logged out
- Inability to delete unwanted elements
- Attributes and chapters disappearing
- Inconsistencies between mobile and desktop versions
Requested features
6 requests- Offline mode for travel
- Proper iPad/tablet support
- Word count feature
- Undo/redo functionality
- Ability to rearrange elements and panels
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- More customization options
In-app purchases
d20 Calculator
- Full Version$0.99
Campfire
No in-app purchases









