Comparison

Justo Sierra vs Corima

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

Justo Sierra

This app provides students with school services, including grade checking and digital identification. It also sends notifications for important school communications like attendance reports and medical visits.

Highlights

View grades
Access digital ID
Receive school notifications
Track attendance reports
Get medical visit alerts

Features

Read full description

La nueva App de Justo Sierra proporciona al alumnado servicios escolares como la consulta de calificaciones y credencial. Además, notifica a los estudiantes diferentes comunicados como reportes de entrada, salida y visitas al servicio médico.

About

Corima

Features

Read full description

Con la App de RiScolar mobile consulta desde tu dispositivo móvil, tus tareas y actividades académicas mientras estas al día de los ultimos anuncios de tu Institución mediante la publicación de circulares oficiales sin necesidad de tener tu equipo de cómputo a la mano.

Screenshots

Justo Sierra4 screens

Corima4 screens

Verdict

The call

The clearest difference is update cadence: Corima at every 3 days against Justo Sierra's fortnightly. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Justo Sierra ships an update fortnightly, Corima every 3 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 7 level

Justo Sierra versus Corima: the parameters behind the verdict, then further details
Parameter	Justo Sierra	Corima
Price	Free	Free
Positive reviews	63.6% of reviews	—
Update frequency	Fortnightly	Every 3 days — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.6	15.6
Further details — not scored
Size	55 MB	133 MB
Age rating	4+	4+
Developer	Centro Cultural Universitario Justo Sierra, A.C.	RiScolar

In-app purchases

None

Justo Sierra

No in-app purchases

None

Corima

No in-app purchases

Questions

Is Justo Sierra free?

Justo Sierra is free to download, with no in-app purchases.

Is Corima free?

Corima is free to download, with no in-app purchases.

Do Justo Sierra or Corima have ads?

Neither Justo Sierra nor Corima shows ads.

Which is updated more often, Justo Sierra or Corima?

Justo Sierra ships an update fortnightly, and Corima every 3 days. Most recently, Justo Sierra was updated on October 24, 2026 and Corima on October 31, 2026.