# WSPR watch vs Polymer

The clearest difference is in-app purchases: WSPR watch at none against Polymer's 4. WSPR watch also leads on review sentiment (94% vs 81%) and update cadence (fortnightly vs monthly). Polymer's advantage is ratings volume (1.7K vs 73) and iOS requirement (15.0 vs 17.6). On price, rating, ads and device support there is nothing between them.

Both are free to download. Polymer sells 4 one-off in-app purchases. WSPR watch asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for WSPR watch against 4.7 for Polymer. That said, the two scores are not equally well evidenced: Polymer has 1.7K ratings behind it against 73, so its average is the more settled of the two. Written reviews are what separate them: 94% of WSPR watch's written reviews are positive against 81% of Polymer's.

WSPR watch ships an update fortnightly, Polymer monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | WSPR watch | Polymer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (73 ratings)](https://appshunter.io/ios/app/wspr-watch/id532487317/reviews)** | [4.7 (1.7K ratings)](https://appshunter.io/ios/app/polymer-octoprint-3d-printing/id1260531874/reviews) |
| Number of ratings | 73 | **1.7K** |
| Positive reviews | **93.7% of reviews** | 80.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 12 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Access Informatics](https://appshunter.io/developer/490461089) | [Lachlan Bell](https://appshunter.io/developer/1260531873) |

## What reviewers say

### WSPR watch

[App page](https://appshunter.io/ios/app/wspr-watch/id532487317)

This utility app provides ham radio operators with real-time WSPRnet and PSKreporter data. It displays who can hear you and offers detailed information for each spot. Users can also export data for further analysis.

**Highlights:** WSPRnet and PSKreporter data display, Real-time reception information, Detailed spot information, QRZ.com call sign lookup, Tab-delimited CSV export

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 🚀 Fast data access
- 🗺️ Superb globe/map visualization
- 📱 Runs well on Mac, iPad, and iPhone
- 💡 Developer is responsive and active

**What reviewers complain about**

- 🐛 Spot info jumbled in portrait mode
- 🐛 Crashes sometimes
- 🐛 WSPRnet API not working for some users
- 🐛 PSK reporter not working for some users
- 🐛 RBN not working for some users

**Reported bugs**

- Spot Info is jumbled in Portrait mode
- Crashes sometimes
- WSPRnet API hasn't worked for weeks for some users
- WSPRnet itself not providing data for some users
- PSK reporter doesn't work

**Requested features**

- Zoom out on map to see all spots
- Add-on features
- Ability to switch between local and UTC time
- 24/12hr time format
- Compare two callsigns


### Polymer

[App page](https://appshunter.io/ios/app/polymer-octoprint-3d-printing/id1260531874)

Manage your 3D printer remotely from your mobile device. Monitor print progress with live camera feeds, view status updates, and control printer functions. Offers an optional upgrade for advanced features and multiple printer support.

**Highlights:** Live camera streaming, Print status monitoring, Start, stop, and pause prints, Control heater temperatures, File management and viewing, Remote access integration

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kind Tip | $2.99 | one-time |
| Polymer Pro | $9.99 | one-time |
| Generous Tip | $9.99 | one-time |
| Incredible Tip | $14.99 | one-time |

**What reviewers like**

- 👍 Excellent interface and design
- 🚀 Responsive and efficient
- 💡 Great features for controlling 3D printers
- 🔒 Secure connection to OctoPrint
- 🎨 Beautiful and clean UI

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🔍 Missing some advanced features like plugins
- ⏱️ Slow response times in some cases
- 🔔 Lack of notifications for print completion

**Reported bugs**

- Camera feed not working consistently
- Settings screen not loading properly on some devices
- Printer connection issues after app updates

**Requested features**

- Landscape mode support for tablets
- Temperature graphs and print progress indicators
- Ability to remotely control printer via VPN
- Push notifications for print status updates


## Frequently asked questions

### Is WSPR watch free?

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

### Is Polymer free?

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

### Which has better reviews, WSPR watch or Polymer?

WSPR watch is rated higher. WSPR watch averages 4.8 out of 5 from 73 ratings, while Polymer averages 4.7 from 1.7K ratings.

### Do WSPR watch or Polymer have ads?

Neither WSPR watch nor Polymer shows ads.

### Which is updated more often, WSPR watch or Polymer?

WSPR watch ships an update fortnightly, and Polymer monthly. Most recently, WSPR watch was updated on November 1, 2026 and Polymer on November 2, 2026.

---

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