Bacteria vs CTMayor Premium
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Bacteria
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Bacteria is a turn-based strategy game where two colonies face off on a board. Discover: - 45 levels across 9 different graphic worlds - 3 difficulty levels against the AI in solo mode - A local multiplayer mode to challenge your friends Move, duplicate, and contaminate to dominate the field!
CTMayor Premium
Engage in deep city simulation across four distinct modes: ancient Rome, modern urban development, transport management, and hospital administration. Experience full access with no ads and offline play.
- Ancient Rome city building
- Modern city development
- Transport company management
- Hospital simulation
- Ad-free experience
- Offline play
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Premium version of CTMayor - City Simulation with full access, no ads, and offline play. CTMayor brings together four simulation modes: build and manage cities in Ancient Rome, develop a modern city, run a transport company connecting towns and industries, or manage a hospital that diagnoses and cures patients. New to CTMayor? Try the ad-supported CTMayor: City Builder Sim to experience the same core gameplay before choosing Premium.
Screenshots
Verdict
The clearest difference is price: Bacteria at Free against CTMayor Premium's $3.99. CTMayor Premium's advantage is in-app purchases (none vs 1) and iOS requirement (15.0 vs 18.4). On update cadence, 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
Bacteria is free to download; CTMayor Premium costs $3.99 up front. Bacteria sells 1 one-off in-app purchase. CTMayor Premium asks for nothing beyond the download.
Bacteria ships an update every 3 weeks, CTMayor Premium monthly. Both last shipped on November 5, 2026.
| Parameter | Bacteria | CTMayor Premium |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | — | 4.7 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 19 MB | 391 MB |
| Age rating | +4 | 4+ |
| Developer | SAN JUNIPERO | Jianfeng Wu |
Customer experience
Bacteria
CTMayor Premium
In-app purchases
Bacteria
- Mode Premium$1.99
CTMayor Premium
No in-app purchases
