Que Opinas vs Bibliotecas USIL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Que Opinas
Share your opinions with brands through surveys and earn rewards. This community allows users to influence business decisions by providing feedback. It's a free and fast way to potentially earn prizes by participating in surveys compatible with your profile.
- Participate in surveys
- Influence brand decisions
- Earn points for rewards
- Free registration
- Profile-based survey invitations
- Confidential personal information
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What is QueOpinas? It's an online community where people participate in surveys to influence major brands in their business decisions. QueOpinas is made up of individuals who agree to take part in surveys and share their opinions and experiences. Today, we have over 8 million people in our community! How does it work? It's safe, fast, and free! How to register: Complete the registration in our app and answer profile surveys so we can get to know you better and send surveys that align with your daily life. Please note that only individuals over 13 years old with a valid email account will be accepted. Each person should keep their information up to date and have only one registration in our community. Your personal information will always be kept confidential. Share your opinions: You will be invited to participate in surveys through the app whenever they are compatible with your profile. By answering them, you can earn points that will later be exchanged for prizes. Receive money: The best part! We will send your rewards through one of our available methods. The more surveys you answer, the more chances you have to win! Don't miss this opportunity! Be a part of our community and join the thousands of people who have already received prizes for sharing their opinions. Any questions? Contact us through our support: https://soporte2.queopinas.com/en/support/home
Bibliotecas USIL
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Accede más fácilmente a Bibliotecas USIL desde tu iPhone, iPad o iPod Touch. Puedes acceder a tu cuenta, hacer búsquedas del catálogo, reservar y renovar libros.
Screenshots
Verdict
The clearest difference is ads: Bibliotecas USIL at none against Que Opinas'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.
Que Opinas ships an update every 2 months, Bibliotecas USIL every 3 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Que Opinas | Bibliotecas USIL |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (4.8K ratings) — better | — |
| Positive reviews | 33.4% of reviews | — |
| Number of ratings | 4.8K — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 40 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | Varsityplaza LLC | UNIVERSIDAD SAN IGNACIO DE LOYOLA S.R.L. |
Bugs and requests
Que Opinas
Reported bugs
3 issues- App not loading or crashing on launch
- Surveys getting stuck or not registering completion
- Inconsistent point awards
Requested features
4 requests- More survey options and availability
- Improved point tracking and redemption process
- Multilingual support
- Clearer communication on survey qualifications
Bibliotecas USIL
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Que Opinas
No in-app purchases
Bibliotecas USIL
No in-app purchases









