# Sensor 3.0 vs Surveva

The clearest difference is update cadence: Surveva at every 10 days against Sensor 3.0's every 2 months. Sensor 3.0's advantage is iOS requirement (12.0 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Sensor 3.0 against 5.0 for Surveva. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Sensor 3.0 ships an update every 2 months, Surveva every 10 days. Both last shipped on October 19, 2026.

## The numbers

| Metric | Sensor 3.0 | Surveva |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sensor-30/id1659400673/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/surveva/id6739538618/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free | Free |
| Size | 166 MB | 62 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Delta X d.o.o.](https://appshunter.io/developer/905275058) | [AL-AMAL COMPANY FOR THE SALE OF NON-CUSTOMIZED SOFTWARE UPON REQUEST SPC](https://appshunter.io/developer/1785893272) |

## What reviewers say

### Sensor 3.0

[App page](https://appshunter.io/ios/app/sensor-30/id1659400673)

Create a 3D avatar for anonymous participation in a virtual research environment. This free app offers an immersive experience for users to engage in studies while maintaining their privacy.

**Highlights:** Create 3D avatars, Anonymous participation, Immersive research experience, Virtual environment, User-friendly interface

**In-app purchases:** none


### Surveva

[App page](https://appshunter.io/ios/app/surveva/id6739538618)

This app is a global curiosity engine where you can ask any question and reach a worldwide audience. It offers a unique intellectual experience with a feed of polls on diverse topics, instant statistics, and the ability to translate questions. Engage in a community built on reciprocity to get your questions answered.

**Highlights:** Ask any question to a global audience, Explore a diverse feed of polls, Instant demographic statistics, Translate questions to any language, Share questions with friends, Community-based reciprocity for answers

**In-app purchases:** none


## Frequently asked questions

### Is Sensor 3.0 free?

Sensor 3.0 is free to download, with no in-app purchases.

### Is Surveva free?

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

### Which has better reviews, Sensor 3.0 or Surveva?

Sensor 3.0 and Surveva are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Sensor 3.0 or Surveva have ads?

Neither Sensor 3.0 nor Surveva shows ads.

### Which is updated more often, Sensor 3.0 or Surveva?

Sensor 3.0 ships an update every 2 months, and Surveva every 10 days. Most recently, Sensor 3.0 was updated on October 19, 2026 and Surveva on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*