CTA Dex vs MasterDex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CTA Dex
This comprehensive companion app helps Pokémon trainers track their collections, plan teams, and access detailed information for every main series game. It includes features for shiny hunting, TCG card collection, and more.
- Complete National Pokédex with all forms
- Collection and shiny tracking
- Team builder for all supported games
- Shiny hunt counter and statistics
- TCG card collection tracker
- Detailed Pokémon stats and move databases
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Welcome to CTA Dex — the most complete companion app for Pokémon trainers, covering every main series game from Red & Blue to Legends ZA, plus TCG Pocket and Pokopia! POKÉDEX & COLLECTION TRACKING Complete National Dex with all forms: regional variants, Mega, Gigantamax, Tera, gender, and alternate forms Track your regular dex, living dex, and shiny living dex — all in one place Box view to organize your collection like the in-game PC Track expansions and DLC dexes separately (Isle of Armor, Crown Tundra, Teal Mask, Indigo Disk...) CHECKLIST TOOLS Capture, shiny, living dex, seen, and favorite trackers Legends: Arceus research task tracker (level 10 & complete) Alpha and shiny alpha trackers Shiny hunt counter with shareable milestone images and hunt statistics POKÉMON DETAILS Types, base stats, abilities (including hidden abilities), and moves Full evolution chains with all conditions (level, item, trade, friendship, move, time, and more) Where to find each Pokémon — with weather conditions and detailed locations All TMs, TRs, move tutors, and complete move databases per game TEAM BUILDER Build and save teams for every supported game Set moves, ability, held item, nature, IVs, EVs, and Tera type View calculated stats based on your inputs BATTLE TOOLS Interactive type effectiveness chart and matchup calculator Gym leader & Elite Four teams with full rosters and levels TCG POCKET Track your card collection across 25+ expansion sets Filter by rarity, type, energy, and pack Track cosmetics: coins, emblems, sleeves, playmats, deck covers, icons, and display boards POKOPIA Pokédex and event Pokédex tracker Habitats and event habitats Fossils, CDs, and Lost Relics (S & L) collections Complete moves database SUPPORTED GAMES Red/Blue · Yellow · Gold/Silver · Crystal · Ruby/Sapphire · Emerald · FireRed/LeafGreen · Diamond/Pearl · Platinum · HeartGold/SoulSilver · Black/White · Black 2/White 2 · X/Y · Omega Ruby/Alpha Sapphire · Sun/Moon · Ultra Sun/Ultra Moon · Let's Go Pikachu/Eevee · Sword/Shield · Brilliant Diamond/Shining Pearl · Legends: Arceus · Scarlet/Violet · Legends: Z-A · TCG Pocket · Pokémon HOME · Pokopia CTA Dex is an unofficial fan app, not affiliated with or endorsed by Nintendo, GAME FREAK, or The Pokémon Company. Pokémon and all character names are trademarks of Nintendo. Pokémon © 1995–2025 Nintendo / Creatures Inc. / GAME FREAK inc. Images are used under Fair Use (US) and intellectual property law (FR). Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
MasterDex
This app serves as a comprehensive guide for fans and trainers, offering detailed information on creatures, team building, and the trading card game. It features offline access, advanced search, and tracking for favorite creatures and shinies, updated for the latest generation.
- Updated creature information
- Team builder tool
- Trading Card Game details
- Offline functionality
- Shiny creature tracker
- Advanced search filters
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Embark on an epic journey with MasterDex, the ultimate companion for all the fans and trainers. Key Features: ▶ Updated to Scarlet and Violet: Stay up-to-date with the latest generation of creatures, including their unique forms, evolutions, and abilities. ▶ Team Builder: Strategize and assemble your dream team using MasterDex's intuitive team-building feature. Plan your battles and unleash the power of synergy. ▶ TCG Info Included: Dive into the Trading Card Game world with comprehensive TCG information, including card details, prices, and rarity. ▶ No Login Required: Get instant access to a wealth of creature knowledge without the hassle of creating an account or remembering credentials. ▶ Works Offline: MasterDex is designed to be your reliable companion, even when you're offline. Access crucial information on the go, no matter where your adventures take you. ▶ Special Evolutions and Alternative Forms: Uncover the secrets of special evolutions and explore the diverse range of alternative forms within this captivating universe. ▶ Create a List of Your Favorite Creatures: Keep track of your most cherished companions. ▶ Keep Track of Your Shinies: Stay organized and track your shiny creatures with ease. MasterDex helps you monitor and celebrate your rare and unique discoveries. ▶ Detailed Information: Access to comprehensive details on creatures, moves, abilities, natures, items locations, and types. ▶ Advanced Search Filters: Find the creatures you're looking for effortlessly using advanced search filters. Narrow down your search based on various criteria. Embark on an extraordinary journey with MasterDex, your go-to companion. Please note that MasterDex is an unofficial, fan-made, and free-to-use app. It is not affiliated with or endorsed by the creators of the captivating world. Start your adventure today and become a true master!"
Screenshots
Verdict
The clearest difference is ads: CTA Dex at none against MasterDex's shown. CTA Dex also leads on iOS requirement (13.0 vs 16.6). On price, rating, review sentiment and ratings volume 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. CTA Dex sells 9 in-app purchases, starting at $0.99 per month and MasterDex sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for CTA Dex against 4.8 for MasterDex. Both are backed by a comparable volume of ratings — 1.2K and 1.7K respectively. Written reviews are what separate them: 94% of CTA Dex's written reviews are positive against 87% of MasterDex's.
CTA Dex ships an update every 9 days, MasterDex every 3 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.
| Parameter | CTA Dex | MasterDex |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1.2K ratings) | 4.8 (1.7K ratings) |
| Positive reviews | 94.1% of reviews — better | 87.1% of reviews |
| Number of ratings | 1.2K | 1.7K — better |
| Update frequency | Every 9 days — better | Every 3 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 200 MB | 196 MB |
| Age rating | 4+ | 4+ |
| Developer | Leonardo Dezordi de Jesus | Lorenzo Greco |
Customer experience
CTA Dex
MasterDex
User reviews
CTA Dex
From 1.2K App Store ratingsWhat we love
- 👍 Comprehensive Pokédex with all games
- 🚀 Fast updates with new game releases
- 📊 Detailed tracking of Pokédex progress, living dex, and shiny dex
- 🔍 Helpful filters and search options
- 📚 Useful information like type weaknesses, evolution methods, and more
Room to improve
- 💰 Ads can be intrusive, but can be removed with a small tip
- 🐛 Some bugs and glitches reported, like disappearing teams and missing Pokémon forms
- 🔍 Wish for more granular filtering options (e.g., specific type combinations)
MasterDex
From 1.7K App Store ratingsWhat we love
- 🚀 Fantastic app
- 👍 Great Pokédex
- 🔒 No ads
- 💡 One-time purchase
- 👍 Aesthetically pleasing
Room to improve
- 🐛 Crashing and slow loading
- 🐛 Bugs with team builder
- 🐛 Missing Pokémon forms and gender differences
- 🐛 Incorrect or outdated information
- 💡 Lack of Pokémon location filters
Bugs and requests
CTA Dex
Reported bugs
3 issues- Missing mega evolution Pokémon like mega Dragonite
- Issues with loading move information in the Team Builder for Pokémon Legends: Arceus
- Paldea National Pokédex numbers are incorrect
Requested features
5 requests- Add Pokémon Go integration and checklist
- Implement a mass deletion/reset option
- Allow creating custom checklists (e.g., for DLC Pokédexes)
- Add the ability to view and track Pokémon forms, including Alolan, Galarian, and regional variants
- Integrate Pokémon Home functionality more deeply
MasterDex
Reported bugs
5 issues- Shiny toggle not working in team builder
- Pokémon 3D models and artwork not displaying
- Johto region locations missing
- Crashes when adding Pokémon to teams
- Incorrect information for some Pokémon (e.g., Necrozma's ability, Pikachu's classification)
Requested features
9 requests- Add Pokémon location filters
- Implement ability to mark Pokémon as caught/seen
- Add damage calculator
- Allow reorganizing of teams
- Include Pokémon cries and Dynamax/Gigantamax forms
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- Add Pokémon trainer and villain information
- Provide option to change default sprite view
- Implement Tera Type information
- Add item location and TM/HM information
In-app purchases
CTA Dex
- Monthly Great Ball$0.991 Month
- Monthly Premium7 Days trial$2.991 Month
- Monthly Master Ball$4.991 Month
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- Annual Premium7 Days trial$14.991 Year
- Small Extra Tip$1.99
- Small tip!$2.99
- Big tip!$4.99
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- Big Extra Tip$4.99
- Huge tip!$9.99
MasterDex
- Masteredex - Sale$1.99
- Masterdex PRO$7.99





