Terraforming Assistant vs TMHelper
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Terraforming Assistant
This app digitally replaces your physical player mat for the board game Terraforming Mars. It automates generation advancement, resource setup by corporation, and tracks game history, allowing you to restore past game states.
- Automatic generation advancement
- Automatic resource setup by corporation
- View transaction history
- Restore game state
- Supports all expansions and promo corporations
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Replace your physical Terraforming Mars player mat with this easy to use tool. Features include: - Automatic generation advancement adjustments - Automatic resource setup by corporation (including all expansion and promo corporations) - View history of all transactions/adjustments - Restore game state to any point in history Terraforming Assistant is an unofficial companion to the board game Terraforming Mars. Terraforming Mars is the creation of FryxGames and Stronghold Games. Special thanks to Steven Hunnicutt and https://icons8.com/.
TMHelper
A companion app for Terraforming Mars and its Ares Expedition expansion. It allows players to easily track global parameters, manage player boards, and keep score for up to five players. Designed for quick, touch-friendly adjustments.
- Track global parameters (oxygen, temperature, oceans)
- Manage player boards with production/resource controls
- Keep Terraforming Rating and player scores
- Dedicated Ares Expedition mode
- Smart, touch-first controls
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TMHelper is a fast, table‑friendly companion for Terraforming Mars and Terraforming Mars: Ares Expedition. Features: - Track global parameters (oxygen, temperature, oceans) at a glance - Manage player boards with quick production + resource controls - Keep Terraforming Rating and player scores for up to 5 players, color‑coded - Switch between Terraforming Mars and Ares Expedition with a dedicated Ares mode - Use smart, touch‑first controls designed for fast, mistake‑free adjustments
Screenshots
Verdict
The clearest difference is in-app purchases: Terraforming Assistant at none against TMHelper's 6. Terraforming Assistant also leads on rating (4.9 vs 4.5) and review sentiment (94% vs 67%). On price, update cadence, ads and monetization model 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. TMHelper sells 6 one-off in-app purchases. Terraforming Assistant asks for nothing beyond the download.
Terraforming Assistant holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Terraforming Assistant has 28 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 94% of Terraforming Assistant's written reviews are positive against 67% of TMHelper's.
Terraforming Assistant ships an update every 6 months, TMHelper every 10 months. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.
| Parameter | Terraforming Assistant | TMHelper |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (28 ratings) — better | 4.5 (2 ratings) |
| Positive reviews | 94.4% of reviews — better | 66.7% of reviews |
| Number of ratings | 28 — better | 2 |
| Update frequency | Every 6 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 1 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Alan You | Mike Mailyan |
Customer experience
Terraforming Assistant
TMHelper
In-app purchases
Terraforming Assistant
No in-app purchases
TMHelper
- TMHelper 7-day Free TrialFree
- Mars$0.99
- Earth$1.99
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- Saturn$2.99
- Jupiter$3.99
- TMHelper Lifetime$9.99
Questions
Is Terraforming Assistant free?
Is TMHelper free?
Which has better reviews, Terraforming Assistant or TMHelper?
Do Terraforming Assistant or TMHelper have ads?
Which is updated more often, Terraforming Assistant or TMHelper?
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