# Observer HD vs SimplyWise

The clearest difference is review sentiment: SimplyWise at 77% against Observer HD's 0%. SimplyWise also leads on rating (4.8 vs 1.3) and ratings volume (36K vs 16). Observer HD's advantage is in-app purchases (none vs 8) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. SimplyWise sells 8 in-app purchases, starting at $4.99 per month. Observer HD asks for nothing beyond the download.

SimplyWise holds the better App Store score, 4.8 against 1.3. That said, the two scores are not equally well evidenced: SimplyWise has 36K ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 0% of Observer HD's written reviews are positive against 77% of SimplyWise's.

Observer HD ships an update every 3 weeks, SimplyWise monthly. The most recent releases landed on June 3, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Observer HD | SimplyWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (16 ratings)](https://appshunter.io/ios/app/observer-hd/id933290800/reviews) | **[4.8 (36K ratings)](https://appshunter.io/ios/app/simplywise-cost-estimator/id6670619664/reviews)** |
| Number of ratings | 16 | **36K** |
| Positive reviews | 0.0% of reviews | **77.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#10** |
| Size | 14 MB | 138 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [JSW PACIFIC CORPORATION](https://appshunter.io/developer/999731327) | [SimplyWise, Inc.](https://appshunter.io/developer/1538521097) |

## What reviewers say

### Observer HD

[App page](https://appshunter.io/ios/app/observer-hd/id933290800)

Monitor your properties and loved ones with this easy-to-install wireless security camera system. Access live video feeds and playback recorded events remotely via 3G or Wi-Fi from your iOS device. Enjoy peace of mind with simple setup and control.

**Highlights:** View wireless security camera system, Access via 3G or Wi-Fi, Live video streaming from iOS, Select and playback event video, Supports 3 remote viewers

**Features:** macOS Compatibility

**In-app purchases:** none


### SimplyWise

[App page](https://appshunter.io/ios/app/simplywise-cost-estimator/id6670619664)

**Currently charting:** #10 Top Grossing · Business, #120 Top Free · Business (US App Store)

This app uses AI to transform job site photos into detailed construction estimates, including material and labor costs. It generates professional bids, suggests upsells, and helps manage projects from start to finish, all from your mobile device.

**Highlights:** AI-powered photo-to-estimate, Before & after visualization, 3D room scanning, Professional bid creation, Smart upsell suggestions, Invoicing and work order management

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cost Estimator Business | $4.99 | per month |
| Cost Estimator Pro | $9.99 | per month |
| Cost Estimator Pro | $19.99 | per month |
| Cost Estimator Pro | $29.99 | per month |
| Cost Estimator Pro | $49.99 | per month |
| Cost Estimator Business | $59.99 | per year |
| Cost Estimator Pro | $239.99 | per year |
| Cost Estimator Pro | $299.99 | per year |

**What reviewers like**

- 🚀 Fast and accurate
- 👍 Simple to use, efficient and super helpful
- 👍 Easy to use
- 🚀 Accurate and comprehensive estimates
- 👍 Simplest estimator app for contractors

**What reviewers complain about**

- 🐛 Completely off for quoting paint projects
- 🐛 Unable to type in amounts once the estimate is generated
- 🐛 Hitting the back button takes you to the beginning when creating an estimate
- 🐛 Estimates in process will delete and app will restart if you switch screens
- 🐛 Apple keyboard issues

**Reported bugs**

- Inaccurate paint project estimates
- Issues with editing estimates
- Estimates being deleted when switching screens

**Requested features**

- Same account for both Android and iPad
- Ability to save estimates in progress


## Frequently asked questions

### Is Observer HD free?

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

### Is SimplyWise free?

SimplyWise is free to download, with in-app purchases available.

### Which has better reviews, Observer HD or SimplyWise?

SimplyWise is rated higher. Observer HD averages 1.3 out of 5 from 16 ratings, while SimplyWise averages 4.8 from 36K ratings.

### Do Observer HD or SimplyWise have ads?

SimplyWise shows ads; Observer HD does not.

### Which is updated more often, Observer HD or SimplyWise?

Observer HD ships an update every 3 weeks, and SimplyWise monthly. Most recently, Observer HD was updated on June 3, 2026 and SimplyWise on September 26, 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.*