Data21 vs USC 35
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Data21
This application allows users to anonymously mark and collect important data and feedback about their products and businesses. It's designed to help businesses gather insights for investment, sales, and purchasing decisions.
- Anonymous data collection
- Product feedback gathering
- Business insights
- Investment data support
- Sales improvement data
- Purchasing optimization data
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Software Patent/INPI Register : BR 512021000013-7. In this application you can mark and collect important (anonymously) data and feedbacks about your product and business. The largest companies in the world collect data to receive bigger investments, to sell more and buy better (Nesse aplicativo você pode marcar e coletar importantes dados anônimos e feedbacks sobre o seu produto e negócio. As maiores empresas do mundo coletam dados para receber maiores investimentos, pra vender mais e comprar melhor.
USC 35
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Download and access Patents law. Reference built for lawyers, cops, judges, federal, bar exam, state laws for all jurisdictions with an ever-expanding library of laws, statutes, and regulatory information. INCLUDES: - Offline access - Rich full-text search - Light/Dark Mode - Bookmarks - Highlights --------------------------------------- Includes: Part I: UNITED STATES PATENT AND TRADEMARK OFFICE Part II: PATENTABILITY OF INVENTIONS AND GRANT OF PATENTS Part III: PATENTS AND PROTECTION OF PATENT RIGHTS Part IV: PATENT COOPERATION TREATY Part V: THE HAGUE AGREEMENT CONCERNING INTERNATIONAL REGISTRATION OF INDUSTRIAL DESIGNS --------------------------------------- Subscriptions are charged to iTunes account at confirmation of purchase. Subscriptions do not automatically renew. Disclaimer: The information that is presented in this app is not intended to replace the official versions and is subject to revisions and should not be considered legal advice. Information may not be the most recent version. Lyker Labs LLC presents this information without warranties or guarantees about the expressed or implied accuracy, and or but not limited to completeness. When necessary, consult official source material. https://getpocketlaw.com/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Data21 at none against USC 35's 3. Data21 also leads on update cadence (every 5 days vs every 16 months). USC 35's advantage is iOS requirement (12.0 vs 26.4). On price, ads 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. USC 35 sells 3 one-off in-app purchases. Data21 asks for nothing beyond the download.
Data21 ships an update every 5 days, USC 35 every 16 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.
| Parameter | Data21 | USC 35 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 days — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.4 | 12.0 — better |
| Further details — not scored | ||
| Size | 34 MB | 60 MB |
| Age rating | 17+ | 4+ |
| Developer | Alexandre Alves da Costa | Lyker Labs LLC |
In-app purchases
Data21
No in-app purchases
USC 35
- USC Title 35$4.99
- USC Title 35$12.99
- USC Title 35$44.99








