Comparison

Sentinels Sidekick vs Champions DeckbuildeR

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

Head to head
About

Sentinels Sidekick

This app streamlines tabletop gameplay by digitally tracking hit points, effects, and other game elements for "Sentinels of the Multiverse" and "Sentinels of Earth-Prime." It supports all expansions and allows for wireless multiplayer tracking on iOS devices.

Highlights
  • Track hero and villain hit points
  • Manage ongoing effects and modifiers
  • Supports all expansions and variant cards
  • Wireless multiplayer game tracking
  • Random game setup and difficulty ratings
  • In-app rules and errata lookup
  • Customizable hero and villain creation
Features
Read full description

“I can’t play Sentinels of the Multiverse without this app.” - Dave Neumann, BoardGameGeek.com Never do battle without your plucky tabletop companion for Sentinels of the Multiverse and Sentinels of Earth-Prime! Put away all of those little fiddly pieces of paper, glass beads, dice, dials, and tokens. For the price of a token pack, Sentinels Sidekick replaces all of that with everything you need to track your progress in a game of Sentinels: • Hit points of all Heroes and Villains • Hit points of all minions, hero targets and environment cards • Start or end of turn effects • Boosts, buffs and other ongoing effects • Active nemesis modifiers (with optional upgrade pack) • And more! Sentinels Sidekick can track a game all by itself on a single iPad, iPhone, or iPod touch. If your friends also have iOS devices, everyone can track the same game together with the wireless ‘Join Nearby Game’ feature! Gameplay: • Play with all Heroes, Villains, and Environments from the core games: Definitive Edition, Enhanced Edition, and Sentinels of Earth-Prime. • Also supports expansions: Rook City, Infernal Relics, Shattered Timelines, Vengeance, Wrath of the Cosmos, Villains of the Multiverse, OblivAeon, mini expansions, and variant cards. • Sentinels Sidekick features all the beautiful artwork from the card game! All heroes, villains and environments from the core games and first three Enhanced Edition expansions are included. Complete your Sidekick experience with the downloadable Artwork Packs. • Heroes, Villains, and Environments are also color coded for quick identification. • See at a glance which Hero targets have the highest or lowest hit points. Tap the HP icon to check other kinds of targets in a flash! • Flip villains from front to back, automatically adjusting their hit points where applicable. • Use notes to track effects and actions on any target in the game. • Custom effects keyboard helps you add effects to any target with just a few taps. • Zoom heroes, villains, and environments to full screen at any time. Setup: • Set up a Random game with up to 5 Heroes with one touch! Or randomize individual selections at your leisure. • Villain difficulty and Hero complexity ratings are built in. Build or randomize the perfect challenge! • Team up with up to 8 nearby iOS devices to track the same game over Wi-Fi or Bluetooth. • Quickly look up rules, errata, discussions, and other game resources. • Add your own custom heroes, villains, environments and more! Great for playtesters and house rules. • Choose your favorite Sidekick app icon from the Settings menu - from the Definitive Edition all the way back to the classic original icon! ** High Resolution Artwork Pack is available as an upgrade option for devices with high resolution screens. ** Target Artwork Pack is available as an upgrade option for all devices. ** Vengeance & Nemesis Artwork Pack is available as an upgrade option for all devices. ** Wrath of the Cosmos Artwork Pack is available as an upgrade option for all devices. ** Villains of the Multiverse Artwork Pack is available as an upgrade option for all devices. ** OblivAeon Artwork Pack is available as an upgrade option for all devices. ** OblivAeon Event game mode is not supported. Sentinels Sidekick is a helper, not a game. It requires a real copy of a Sentinels compatible card game. Sentinels of the Multiverse is made by Greater Than Games, and Sentinels of Earth-Prime is made by Green Ronin Publishing. For more info about Sentinels Sidekick and Sentinels of the Multiverse: The Video Game, visit SentinelsDigital.com. Sentinels Sidekick is an officially licensed product of “Sentinels of the Multiverse” from Greater Than Games LLC, and of "Sentinels of Earth-Prime" from Green Ronin Publishing LLC.

About

Champions DeckbuildeR

Enhance your card game experience with a comprehensive database of cards, decks, and strategies. Discover popular deck lists, build your own winning combinations, and stay updated on new releases. This unofficial fan-made tool is designed for players of all levels.

Highlights
  • Comprehensive card database
  • Deck building inspiration
  • Detailed card descriptions
  • Advanced card search filters
  • Latest release updates
Features
Read full description

Immerse yourself in a world of epic superheroes and thrilling battles with the ultimate companion app for fans of a popular card game. Whether you're a seasoned player or just starting your journey, this app is designed to enhance your gaming experience and provide you with all the resources you need. Access a comprehensive database filled with a wealth of information about cards, decks, and strategies. Explore and discover popular deck lists created by experienced players, and get inspired to build your own powerful decks. Dive into detailed card descriptions and learn about their unique abilities and stats. Search for specific cards using various filters such as card type, keywords, or traits. Find the perfect cards to fit your strategy and create a winning combination. Stay up-to-date with the latest card releases and expansions. Note: This app is an unofficial companion tool created by passionate fans for fans of the card game. It provides valuable resources and information to enhance your gameplay experience. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Sentinels Sidekick4 screens
Champions DeckbuildeR4 screens

Verdict

The call

The clearest difference is price: Champions DeckbuildeR at Free against Sentinels Sidekick's $0.99. Sentinels Sidekick's advantage is review sentiment (80% vs 67%) and ratings volume (68 vs 8). On rating, update cadence, ads and in-app purchases 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

Champions DeckbuildeR is free to download; Sentinels Sidekick costs $0.99 up front. Sentinels Sidekick sells 6 one-off in-app purchases and Champions DeckbuildeR sells 6 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Sentinels Sidekick against 4.6 for Champions DeckbuildeR. That said, the two scores are not equally well evidenced: Sentinels Sidekick has 68 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 80% of Sentinels Sidekick's written reviews are positive against 67% of Champions DeckbuildeR's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 25, 2026 and September 4, 2026 respectively.

Scorecard4 real differences · 6 level
Sentinels Sidekick versus Champions DeckbuildeR: the parameters behind the verdict, then further details
ParameterSentinels SidekickChampions DeckbuildeR
Price$0.99Free — better
Rating4.6 (68 ratings)4.6 (8 ratings)
Positive reviews79.8% of reviews — better66.7% of reviews
Number of ratings68 — better8
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.6
Further details — not scored
Size124 MB27 MB
Age rating9+9+
DeveloperHandelabra Studio LLCVadym Pavlov

Customer experience

Sentinels Sidekick

All ratings68 ratings
Positive92.6%
Neutral0.0%
Negative7.4%
Written reviews99 reviews
Positive79.8%
Neutral5.1%
Negative15.2%

Champions DeckbuildeR

All ratings8 ratings
Positive87.5%
Neutral12.5%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

Bugs and requests

Sentinels Sidekick

Reported bugs

6 issues
  • App crashes when loading certain villains
  • Cannot remove Oblivaeon expansion from randomizer settings
  • Missing cards in environment deck
  • Team version of Ambuscade nemesis cards not persisting
  • Promo card duplicates not handled correctly with duplicate hero toggle
Show 1 more
  • iPad 1 support dropped without warning

Requested features

14 requests
  • Landscape mode orientation
  • Condition and effect tracking system
  • Automatic buff/debuff application
  • Victory celebration screen
  • Background music option
Show 9 more
  • Difficulty ratings for environments
  • Ability to hide unused hero slots
  • Start/end of turn effect labels
  • Damage reduction tracking
  • Selective randomization options
  • Larger current HP display
  • Integration with video game version
  • Shared gameplay over WiFi/Zoom
  • Free artwork for standard expansions

Champions DeckbuildeR

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Sentinels Sidekick

One-time6
  • High Resolution Art$0.99
  • Target Card Art$0.99
  • Wrath of the Cosmos Art$0.99
Show 3 more
  • Villains of the Multiverse Art$0.99
  • OblivAeon Art$0.99
  • Vengeance Art & Nemesis Icons$1.99
6 purchases

Champions DeckbuildeR

Subscriptions3
  • Monthly Small Tip$0.991 Month
  • Monthly Nice Tip$2.991 Month
  • Monthly Insane Tip$5.991 Month
One-time3
  • Small Tip$0.99
  • Nice Tip$2.99
  • Insane Tip$5.99

Questions

Is Sentinels Sidekick free?
Sentinels Sidekick costs $0.99, and also offers in-app purchases.
Is Champions DeckbuildeR free?
Champions DeckbuildeR is free to download, with in-app purchases available.
Which has better reviews, Sentinels Sidekick or Champions DeckbuildeR?
Sentinels Sidekick and Champions DeckbuildeR are both rated 4.6 out of 5 on the App Store, from 68 and 8 ratings respectively.
Do Sentinels Sidekick or Champions DeckbuildeR have ads?
Neither Sentinels Sidekick nor Champions DeckbuildeR shows ads.
Which is updated more often, Sentinels Sidekick or Champions DeckbuildeR?
Sentinels Sidekick ships an update every 2 months, and Champions DeckbuildeR every 2 months. Most recently, Sentinels Sidekick was updated on September 25, 2026 and Champions DeckbuildeR on September 4, 2026.

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