Terra Serena vs Helppo CDM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Terra Serena
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Facilita la administración y mejora seguridad de Terra Serena por medio de una aplicación que mejora la comunicación entre residentes, administración y personal de seguridad.
Helppo CDM
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Utiliza tu tarjeta en cualquier lugar, desde nuestra aplicación podrás: Fondear tu tarjeta Revisa el saldo de tu tarjeta Controla el estado de tu tarjeta Realiza traspasos a otras cuentas
Screenshots
Verdict
The clearest difference is update cadence: Helppo CDM at every 3 weeks against Terra Serena's every 7 months. Helppo CDM also leads on iOS requirement (12.0 vs 15.1). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Terra Serena ships an update every 7 months, Helppo CDM every 3 weeks. The most recent releases landed on September 25, 2026 and October 13, 2026 respectively.
| Parameter | Terra Serena | Helppo CDM |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 44 MB |
| Age rating | 4+ | 17+ |
| Developer | Lumat Labs S. De RL. de CV | CDM SERVICIOS Y DINÁMICA DIGITAL, S.A. DE C.V. |
In-app purchases
Terra Serena
No in-app purchases
Helppo CDM
No in-app purchases
