999 3rd vs Monstro X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
999 3rd
Access building amenities, manage visitors, and discover local perks. Submit work orders, book meeting rooms, and stay informed about upcoming events. Your gateway to the full building experience.
- View upcoming events
- Submit work orders
- Unlock entries
- Book amenities
- Manage visitors
- Discover local perks
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The 999 3rd app is your passport to the building and everything it has to offer. The app allows you to see upcoming events, submit work orders, unlock entries, book amenities like meeting rooms, manage visitors, discover local perks, and much more.
Monstro X
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Keep your family’s classes and fitness routines on track—without the hassle with Monstro X. Monstro X makes managing your family’s busy schedule simple and stress-free. Whether it’s gym sessions, martial arts, dance classes, swimming lessons, or other activities. Monstro X keeps everything organized in one place. With Monstro X, you can: - View and track all your family’s upcoming classes and activities. - Get reminders so no one misses a session. - Manage multiple family members easily. - Stay on top of fitness and wellness routines without juggling multiple apps or calendars. - Designed to make your life easier, so you can focus on enjoying the activities rather than managing them.
Screenshots
Verdict
The clearest difference is ads: 999 3rd at none against Monstro X's shown. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
999 3rd ships an update fortnightly, Monstro X every 10 days. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.
| Parameter | 999 3rd | Monstro X |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (9 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 169 MB | 75 MB |
| Age rating | 4+ | 17+ |
| Developer | Equity Office Management, LLC | 8BITAPP LLC |
In-app purchases
999 3rd
No in-app purchases
Monstro X
No in-app purchases
