Tech Rayj vs RevisApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tech Rayj
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O mundo moderno e conectado exige mudanças nos conceitos educacionais, a utilização de novas ferramentas, novos projetos e programas deverão fazer com que o aluno desde o ensino infantil até o termino de seu aprendizado permaneça atento as evoluções tecnológicas e dessa maneira seu desempenho escolar apresentará excelentes resultados. A integração escola / família é fundamental para complemento educacional, dessa forma a TECH RAYJ através de seus programas e aplicativos, possibilitará alem da segurança uma moderna forma de comunicação. Com o aplicativo instalado você poderá: - Ver registro de entrada e saída da escola do aluno. - Ver o boletim escolar. - Receber notificações referentes ao aluno, sala ou escola.
RevisApp
This app provides offline access to core subjects for primary and secondary school students, covering over 600 topics in science, humanities, and math. It includes tools for revision tracking, note-taking, and achievement unlocking to enhance study effectiveness.
- Offline access to subjects
- Extensive content library (600+ topics)
- Revision progress tracking
- Note-taking functionality
- Achievement system for motivation
- Intuitive navigation with visuals
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RevisApp is an application with the main subjects loaded in Secondary and Primary schools in a simple, practical and objective way and several more tools for your study and review, and the best, entirely offline. But that is not all! RevisApp has more than 600 contents in Natural Sciences (Chemistry, Physics and Biology) Human Sciences (History, Geography, Sociology, and Philosophy), and Math. RevisApp also helps you control your revision so that you know what subjects you have studied! And it doesn't stop there, RevisApp now has a notes section, where you can take notes on your studies, reminders and revisions. And to encourage you to do all this, you can unlock achievements, making your studies even more effective! All this with an intuitive navigation system with images and resolutions for a better understanding of the topics, and the best thing, it's TOTALLY free, download it now and leave your opinion! • Privacy policy and terms of use: https://www.revisapp.com/politica_de_privacidade
Screenshots
Verdict
The clearest difference is in-app purchases: Tech Rayj at none against RevisApp's 10. Tech Rayj also leads on ads (none vs shown). RevisApp's advantage is update cadence (every 6 days vs every 4 months). On price, device support and iOS requirement 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. RevisApp sells 10 in-app purchases, starting at $1.99 per month. Tech Rayj asks for nothing beyond the download.
Tech Rayj ships an update every 4 months, RevisApp every 6 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.
| Parameter | Tech Rayj | RevisApp |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.5 (17 ratings) — better |
| Positive reviews | — | 56.9% of reviews |
| Number of ratings | — | 17 — better |
| Update frequency | Every 4 months | Every 6 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 26 MB | 97 MB |
| Age rating | 4+ | 4+ |
| Developer | Joao Carlos Oliveira | REVISAPP DESENVOLVIMENTO DE APLICATIVOS LTDA |
In-app purchases
Tech Rayj
No in-app purchases
RevisApp
- RevisApp PRO - Assinatura$1.991 Month
- RevisApp PRO - Assinatura$2.991 Month
- Assinatura Anual$4.991 Year
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- Assinatura Semestral$5.996 Months
- Assinatura Anual Season$6.991 Year
- Assinatura Anual Promo$9.991 Year
- Assinatura Anual$9.991 Year
- Assinatura Anual$11.991 Year
- RevisApp PRO Vitalício$9.99
- Mais revisōes sem propagandas$11.99
