Underworlds Helper vs Gaia Project
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Underworlds Helper
This app helps players track game states for tabletop games. It manages rounds, player activations, glory points, and initiative for multiple players on a single device. Your game progress is automatically saved.
- Track game rounds
- Manage player activations
- Record glory points
- Supports two players on one device
- Automatic game state saving
- Arena Mortis support with initiative tracking
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Finally, an app to aid you in playing games of Underworlds! Track the game state for you and your opponent: - Never forget the round you are on again! - Keep track of you and your opponents activations! - Two players can use one device, just hit the rotate icon in a two-player game! - Your glory points at your finger tips - and an eye on how much your opponent has scored! - Your last game state is always saved, so even if your phone loses power or you accidentally close the app, your activations and glory are safe! - Supports Arena Mortis, including tracking your initiative! We hope to introduce more features as we move forwards, and to reintroduce augmented reality for scatter moves. Graphic design by Mirko Bruner Development by Paul McCabe Trailer audio by Jedo - https://freesound.org/people/Jedo/ Audio Licensed under Creative Commons - https://creativecommons.org/licenses/by/3.0/
Gaia Project
Embark on a strategic journey to colonize the galaxy by mastering terraforming. Each of the 14 unique factions has distinct environmental needs, driving the need to adapt planets for survival. This is the official digital adaptation of the acclaimed board game.
- 14 unique factions
- Peaceful galactic colonization
- Terraforming mechanics
- Adaptable environmental needs
- Official digital board game adaptation
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In Gaia Project, each player controls one of 14 factions striving to peacefully colonize the Terra Mystica galaxy. Each faction has different environmental needs to survive on a planet. These needs have led the factions to master terraforming, enabling them to make different planet types habitable for themselves. This is the official digital version of the board game Gaia Project by Feuerland Verlag. Minimum RAM: 3 GB Recommended RAM: 4 GB Gaia Project is a graphics-heavy board game with advanced AI opponents. Your gameplay speed and AI strength may be limited with older devices.
Screenshots
Verdict
The clearest difference is price: Underworlds Helper at Free against Gaia Project's $9.99. Underworlds Helper also leads on iOS requirement (10.0 vs 14.0). Gaia Project's advantage is rating (4.0 vs 1.0) and update cadence (monthly vs every 6 months). On 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
Underworlds Helper is free to download; Gaia Project costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Gaia Project holds the better App Store score, 4.0 against 1.0. That said, the two scores are not equally well evidenced: Gaia Project has 38 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Underworlds Helper's written reviews are positive against 59% of Gaia Project's.
Underworlds Helper ships an update every 6 months, Gaia Project monthly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.
| Parameter | Underworlds Helper | Gaia Project |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 1.0 (1 ratings) | 4.0 (38 ratings) — better |
| Positive reviews | 50.0% of reviews | 59.1% of reviews — better |
| Number of ratings | 1 | 38 — better |
| Update frequency | Every 6 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #200 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 86 MB | 371 MB |
| Age rating | 4+ | 12+ |
| Developer | Paul McCabe | DIGIDICED |
Customer experience
Underworlds Helper
Gaia Project
In-app purchases
Underworlds Helper
No in-app purchases
Gaia Project
No in-app purchases
Questions
Is Underworlds Helper free?
Is Gaia Project free?
Which has better reviews, Underworlds Helper or Gaia Project?
Do Underworlds Helper or Gaia Project have ads?
Which is updated more often, Underworlds Helper or Gaia Project?
Other comparisons
