---
title: "Data21 - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "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"
---

# Data21 — United States
> Patent: BR 512021000013-7

![Data21 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/e7/90/ce/e790cef2-1bee-835a-df5b-41bcc95a6766/AppIcon-0-0-1x_U007epad-0-1-0-85-220.png/434x0w.png)

**Developer:** [Unknown](https://apptail.io/developer/unknown-wVge)
**Category:** Business
**Rating:** 5.0/5 (1 ratings)
**Price:** Free
**Bundle ID:** cariocadacosta.Data21
**Store:** Apple App Store
**Country:** United States
**Version:** 51 (released 2026-08-24)
**Original Release:** 2018-02-19
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1350287433)
**AppTail Page:** [https://apptail.io/app/data21-Vvun/united-states](https://apptail.io/app/data21-Vvun/united-states)

## Data21 Description
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.

## Data21 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/66/90/b2/6690b2f1-0642-5a41-8c3e-ecde4b6f56db/12Screenshot_2026-06-09_at_22.07.24.jpg/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/53/e6/ea/53e6ea31-4dfa-4a74-5ff2-3c561985e77f/9Simulator_Screenshot_-_iPhone_Air_-_2026-05-30_at_14.24.01.jpg/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a8/6b/8b/a86b8bd4-f4cd-2b2e-91c8-74fbb0cbd3db/8Simulator_Screenshot_-_iPhone_Air_-_2026-05-30_at_14.24.35.jpg/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/21/37/b8/2137b81d-9890-f663-a0ca-ff5b8c7ee70d/7Simulator_Screenshot_-_iPhone_Air_-_2026-05-30_at_14.25.10.jpg/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/18/c4/2e/18c42ebd-3703-1246-67f7-2502d6754ded/6Simulator_Screenshot_-_iPhone_Air_-_2026-05-30_at_14.23.19.jpg/1242x2688.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c2/ba/fb/c2bafb7e-ba88-e986-7df6-33ac2f76e3c1/5Simulator_Screenshot_-_iPhone_Air_-_2026-05-30_at_14.22.45.jpg/1242x2688.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6c/96/c2/6c96c229-a20c-b27e-af06-ab57da2d88ba/10Simulator_Screenshot_-_iPhone_Air_-_2026-05-30_at_14.24.08.jpg/1242x2688.png)

## Data21 Rating Breakdown in United States
- 5 stars: 1 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)





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## Data21 Available In
- [United States](https://apptail.io/app/data21-Vvun/united-states)
- [Netherlands](https://apptail.io/app/data21-Vvun/netherlands)
- [Peru](https://apptail.io/app/data21-Vvun/peru)

---

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