Comparison

MasterDex vs ARK Unity for ASA

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

Head to head
About

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.

Highlights
  • Updated creature information
  • Team builder tool
  • Trading Card Game details
  • Offline functionality
  • Shiny creature tracker
  • Advanced search filters
Features
Read full description

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!"

About

ARK Unity for ASA

This app provides a comprehensive suite of tools and information for ARK: Survival Ascended and ARK: Survival Evolved players. It includes calculators for taming, breeding, and XP, along with detailed creature info, spawn maps, and crafting guides to enhance gameplay.

Highlights
  • Taming Calculator
  • Breeding Calculator
  • XP Calculator
  • Creature Information
  • Spawn Maps
  • Resource Maps
  • Crafting Calculator
Features
Read full description

Get ready for adventure with 'ARK Unity'! Your all-in-one helper for ARK! Whether you're a rookie explorer or a seasoned survivor, this comprehensive guide app is your key to mastering the intricate realms of the updated ARK: Survival Ascended (ASA) or ARK: Survival Evolved (ASE). No more tab-switching between sites, our all-in-one tool is your companion in this wild, untamed world. FEATURES: TAMING CALCULATOR: Don't just survive—thrive! Calculate the resources needed to tame any creature, with detailed stats on food, narcotics, and time required. BREEDING CALCULATOR: Propagate the strongest species with our breeding calculator. Know the gestation periods, mating cooldowns, and essential stats to help your newborn creatures inherit the best traits. XP CALCULATOR: Plan your pathway to dominance. Input your tasks to find out how much XP you'll gain, helping you level up efficiently. CREATURE INFOS: From the majestic Argentavis to the cunning Raptor, get detailed information on every creature you encounter or wish to tame, including stats, behaviors, and unique abilities. SPAWN MAPS: Never get lost again! Our detailed spawn maps show you the locations of every creature in ASA, ensuring you're always prepared for what's around the corner. RESOURCE MAPS: Locate critical resources with ease using our comprehensive maps. Whether you need metal, obsidian, or rare flowers, we've got you covered. BASE SPOT MAPS: Find the perfect spot for your new home! From hidden caves to defendable cliff-top fortresses, scout the best locations before you commit to building. OFFICIAL ASA TRIBE MAP: Track the growth and territories of various tribes in the official ASA world, helping you find allies or avoid formidable foes. COMMANDS: Your shortcut to efficiency—get a comprehensive list of ASA console commands to enhance your gameplay. ASA NEWS: Stay updated with the latest ASA news! From updates to events, we'll make sure you're informed. FULL DINO AND ITEM LISTS: A survivor's encyclopedia—browse through complete lists of dinos and items available in ASA. RESOURCE/CRAFTING CALCULATOR: Prepare for your adventures! Calculate the materials needed for crafting and find out where to gather them. DIFFERENT TOOLS: Harness the power of advanced technology with tools like the Tek Generator and Tek Forcefield. Optimize your crafting skills with our calculators. At "ARK Unity," we're survivors ourselves, dedicated to enhancing your ARK: Survival Ascended experience. This app is actively developed, with more features on the way! Join our community and ascend the food chain in ARK: Survival Ascended! [Note: "ARK Unity: ARK Survival Ascended" is a fan-made app and not officially associated with the game ARK: Survival Evolved, its developers, or publishers.]

Screenshots

MasterDex4 screens
ARK Unity for ASA4 screens

Verdict

The call

The clearest difference is review sentiment: MasterDex at 87% against ARK Unity for ASA's 37%. MasterDex also leads on rating (4.8 vs 4.5) and ratings volume (1.7K vs 397). ARK Unity for ASA's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 3 weeks). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MasterDex sells 2 one-off in-app purchases. ARK Unity for ASA asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MasterDex holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 1.7K and 397 respectively. Written reviews point the same way: 87% of MasterDex's written reviews are positive against 37% of ARK Unity for ASA's.

UpkeepUpdate frequency

MasterDex ships an update every 3 weeks, ARK Unity for ASA every 4 days. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

Scorecard7 real differences · 3 level
MasterDex versus ARK Unity for ASA: the parameters behind the verdict, then further details
ParameterMasterDexARK Unity for ASA
PriceFreeFree
Rating4.8 (1.7K ratings) — better4.5 (397 ratings)
Positive reviews86.6% of reviews — better36.8% of reviews
Number of ratings1.7K — better397
Update frequencyEvery 3 weeksEvery 4 days — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.4 — better
Further details — not scored
Size196 MB20 MB
Age rating4+4+
DeveloperLorenzo GrecoNX SOFTWARE

Customer experience

MasterDex

All ratings1,713 ratings
Positive94.9%
Neutral1.9%
Negative3.3%
Written reviews382 reviews
Positive86.6%
Neutral4.2%
Negative9.2%

ARK Unity for ASA

All ratings397 ratings
Positive89.2%
Neutral2.3%
Negative8.6%
Written reviews57 reviews
Positive36.8%
Neutral5.3%
Negative57.9%

User reviews

MasterDex

From 1.7K App Store ratings

What 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

ARK Unity for ASA

From 397 App Store ratings

What we love

  • 👍 Helpful app
  • 🚀 Useful information
  • 💡 Detailed dinosaur data
  • 👍 Good for taming
  • 👍 Well-organized information

Room to improve

  • 🐛 Crashes and stability issues
  • 🔍 Confusing navigation
  • 🌐 Lack of language support
  • 💰 Aggressive advertising
  • 🤔 Doesn't actually let you play the game

Bugs and requests

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
Show 4 more
  • Add Pokémon trainer and villain information
  • Provide option to change default sprite view
  • Implement Tera Type information
  • Add item location and TM/HM information

ARK Unity for ASA

Reported bugs

3 issues
  • Can't access or join maps
  • Timers and taming information inaccurate
  • Crashes and freezes frequently

Requested features

4 requests
  • Add ability to view maps directly in the app
  • Improve performance and stability
  • Implement Japanese language support
  • Provide an ad-free paid version

In-app purchases

2 purchases

MasterDex

One-time2
  • Masteredex - Sale$1.99
  • Masterdex PRO$2.99
None

ARK Unity for ASA

No in-app purchases

Questions

Is MasterDex free?
MasterDex is free to download, with in-app purchases available.
Is ARK Unity for ASA free?
ARK Unity for ASA is free to download, with no in-app purchases.
Which has better reviews, MasterDex or ARK Unity for ASA?
MasterDex is rated higher. MasterDex averages 4.8 out of 5 from 1.7K ratings, while ARK Unity for ASA averages 4.5 from 397 ratings.
Do MasterDex or ARK Unity for ASA have ads?
Both MasterDex and ARK Unity for ASA show ads.
Which is updated more often, MasterDex or ARK Unity for ASA?
MasterDex ships an update every 3 weeks, and ARK Unity for ASA every 4 days. Most recently, MasterDex was updated on October 17, 2026 and ARK Unity for ASA on October 14, 2026.

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