RPG MO vs MobileUO
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
RPG MO
Embark on an addictive online multiplayer role-playing adventure. Fight monsters, master 19 diverse skills, and dedicate your time to this retro-style MMORPG. Designed for adult gamers but enjoyable for younger players too.
- Online multiplayer role-playing
- Monster combat
- 19 distinct skills to master
- Retro MMORPG style
- Time and dedication focused gameplay
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RPG MO is an online multiplayer role-playing game that requires time and dedication. The game is created with adult gamers in mind but younger players can also enjoy it. Overall it is a simple yet addictive game where you can fight monsters and try out 19 different skills.
MobileUO
Experience the classic Ultima Online on your mobile device. This client allows you to play UO on the go, requiring you to legally obtain a copy of the UO Classic Client to run. Enjoy the game from anywhere with this dedicated mobile application.
- Play Ultima Online on mobile
- On-the-go gaming
- Requires UO Classic Client
- Open-source client
- GPLv3 licensed
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MobileUO - the first mobile client for UO, letting you play UO on the go! This work is released under the GPLv3 license. This project does not distribute any copyrighted game assets. In order to run this client you'll need to legally obtain a copy of the UO Classic Client. The source code can be found at: https://github.com/VoxelBoy/MobileUO/
Screenshots
Verdict
The clearest difference is in-app purchases: MobileUO at none against RPG MO's 6. MobileUO also leads on update cadence (every 2 weeks vs every 2 months) and rating (4.5 vs 4.3). On price, ratings volume, 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
Both are free to download. RPG MO sells 6 one-off in-app purchases. MobileUO asks for nothing beyond the download.
MobileUO holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 34 and 39 respectively. Written reviews point the same way: 65% of RPG MO's written reviews are positive against 77% of MobileUO's.
RPG MO ships an update every 2 months, MobileUO every 2 weeks. The most recent releases landed on September 21, 2026 and August 13, 2026 respectively.
| Parameter | RPG MO | MobileUO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (34 ratings) | 4.5 (39 ratings) — better |
| Positive reviews | 65.0% of reviews | 77.3% of reviews — better |
| Number of ratings | 34 | 39 — better |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 154 MB | 42 MB |
| Age rating | 12+ | 9+ |
| Developer | Margus Ojanurme | Yilmaz Kiymaz |
Customer experience
RPG MO
MobileUO
In-app purchases
RPG MO
- 500 MOS$4.99
- 1250 MOS$11.99
- 2100 MOS$19.99
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- 3200 MOS$29.99
- 5500 MOS + 2x EXP potion$49.99
- 11250 MOS + two 2x EXP potions$99.99
MobileUO
No in-app purchases
