# Survey Diem vs Verified Opinion Studies

The clearest difference is review sentiment: Survey Diem at 83% against Verified Opinion Studies's 0%. Survey Diem also leads on rating (5.0 vs 2.2) and update cadence (every 3 weeks vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Survey Diem holds the better App Store score, 5.0 against 2.2. Both are backed by a comparable volume of ratings — 7 and 10 respectively. Written reviews point the same way: 83% of Survey Diem's written reviews are positive against 0% of Verified Opinion Studies's.

Survey Diem ships an update every 3 weeks, Verified Opinion Studies every 4 months. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Survey Diem | Verified Opinion Studies |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/survey-diem/id6508167883/reviews)** | [2.2 (10 ratings)](https://appshunter.io/ios/app/verified-opinion-studies/id6745407834/reviews) |
| Number of ratings | 7 | **10** |
| Positive reviews | **83.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 41 MB | 49 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Ola Surveys LLC](https://appshunter.io/developer/1755402491) | [Verified Opinion Studies, LLC](https://appshunter.io/developer/1812046797) |

## What reviewers say

### Survey Diem

[App page](https://appshunter.io/ios/app/survey-diem/id6508167883)

Earn real rewards by sharing your opinions through surveys, polls, and quizzes. This app offers high-paying opportunities and a quick sign-up process, making it easy to start earning in minutes. It's a trusted platform designed to value your time and input.

**Highlights:** High-paying surveys, Quick sign-up, Opinion polls and quizzes, Secure and trusted platform, Industry-leading incentives

**In-app purchases:** none


### Verified Opinion Studies

[App page](https://appshunter.io/ios/app/verified-opinion-studies/id6745407834)

Earn money by sharing photos of mailers you receive. This app allows you to participate in studies and get paid for your feedback. It's a convenient way to monetize your opinions and daily mail.

**Highlights:** Earn cash for participation, Share photos of received mailers, Participate in studies, Convenient feedback mechanism

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Survey Diem free?

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

### Is Verified Opinion Studies free?

Verified Opinion Studies is free to download, with no in-app purchases.

### Which has better reviews, Survey Diem or Verified Opinion Studies?

Survey Diem is rated higher. Survey Diem averages 5.0 out of 5 from 7 ratings, while Verified Opinion Studies averages 2.2 from 10 ratings.

### Do Survey Diem or Verified Opinion Studies have ads?

Neither Survey Diem nor Verified Opinion Studies shows ads.

### Which is updated more often, Survey Diem or Verified Opinion Studies?

Survey Diem ships an update every 3 weeks, and Verified Opinion Studies every 4 months. Most recently, Survey Diem was updated on October 11, 2026 and Verified Opinion Studies on October 15, 2026.

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