# CRS vs Survey Diem

The clearest difference is ratings volume: Survey Diem at 9 against CRS's 2. CRS's advantage is iOS requirement (12.0 vs 15.0). On price, rating, update cadence 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 CRS against 5.0 for Survey Diem. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

CRS ships an update fortnightly, Survey Diem every 3 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CRS | Survey Diem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/crs-il/id1589772665/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/survey-diem/id6508167883/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 36 MB | 41 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Southern California Rehabilitation Services, Inc.](https://appshunter.io/developer/1589772787) | [Ola Surveys LLC](https://appshunter.io/developer/1755402491) |

## What reviewers say

### CRS

[App page](https://appshunter.io/ios/app/crs-il/id1589772665)

This app supports individuals with disabilities in living independently by fostering an inclusive community. It includes a location feature to assist in emergencies by identifying members in affected areas.

**Highlights:** Disability rights advocacy, Independent living support, Inclusive community building, Emergency location services, Cross-disability support

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is CRS free?

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

### Is Survey Diem free?

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

### Which has better reviews, CRS or Survey Diem?

CRS and Survey Diem are both rated 5.0 out of 5 on the App Store, from 2 and 9 ratings respectively.

### Do CRS or Survey Diem have ads?

Neither CRS nor Survey Diem shows ads.

### Which is updated more often, CRS or Survey Diem?

CRS ships an update fortnightly, and Survey Diem every 3 weeks. Most recently, CRS was updated on October 20, 2026 and Survey Diem on October 24, 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.*