# Survey Optimizer Mobile vs Sensi +

The clearest difference is update cadence: Sensi + at every 6 weeks against Survey Optimizer Mobile's every 7 months. Survey Optimizer Mobile's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

Survey Optimizer Mobile ships an update every 7 months, Sensi + every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Survey Optimizer Mobile | Sensi + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/survey-optimizer-mobile/id558795933/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 31 MB | 25 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Healthcare Facilities Consulting, Inc.](https://appshunter.io/developer/480612395) | [SensiPro LTD](https://appshunter.io/developer/1553096754) |

## What reviewers say

### Survey Optimizer Mobile

[App page](https://appshunter.io/ios/app/survey-optimizer-mobile/id558795933)

This app enhances a web-based survey tool, allowing users to conduct surveys on their iPhone, iPod Touch, or iPad. Create surveys on the web, sync them to the app, and collect responses on the go. Results sync back to the web for easy reporting.

**Highlights:** Conduct surveys on mobile devices, Sync survey templates from web, Sync results back to web app, Create custom surveys, User registration required

**Features:** macOS Compatibility

**In-app purchases:** none


### Sensi +

[App page](https://appshunter.io/ios/app/sensi-plus/id1625058165)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Survey Optimizer Mobile free?

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

### Is Sensi + free?

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

### Do Survey Optimizer Mobile or Sensi + have ads?

Neither Survey Optimizer Mobile nor Sensi + shows ads.

### Which is updated more often, Survey Optimizer Mobile or Sensi +?

Survey Optimizer Mobile ships an update every 7 months, and Sensi + every 6 weeks. Most recently, Survey Optimizer Mobile was updated on November 1, 2026 and Sensi + on November 3, 2026.

---

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