# Sunnova vs My Bulova

The clearest difference is rating: My Bulova at 4.8 against Sunnova's 3.9. My Bulova also leads on review sentiment (41% vs 6%). Sunnova's advantage is update cadence (every 3 weeks vs every 3 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.

My Bulova holds the better App Store score, 4.8 against 3.9. Both are backed by a comparable volume of ratings — 844 and 1.7K respectively. Written reviews point the same way: 6% of Sunnova's written reviews are positive against 41% of My Bulova's.

Sunnova ships an update every 3 weeks, My Bulova every 3 months. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Sunnova | My Bulova |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (844 ratings)](https://appshunter.io/ios/app/sunnova/id1604631393/reviews) | **[4.8 (1.7K ratings)](https://appshunter.io/ios/app/my-bulova/id6469723132/reviews)** |
| Number of ratings | 844 | **1.7K** |
| Positive reviews | 6.3% of reviews | **41.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 87 MB | 115 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sunnova Energy Corp](https://appshunter.io/developer/1435520898) | [Citizen Watch Company of America, INC](https://appshunter.io/developer/1434809318) |

## What reviewers say

### Sunnova

[App page](https://appshunter.io/ios/app/sunnova/id1604631393)

Take charge of your home's energy consumption. This app integrates solar, storage, and electric vehicle management into a single platform. Monitor performance, optimize usage, and gain insights into your energy ecosystem.

**Highlights:** Manage solar, storage, and EV devices, View energy performance (hourly, daily, monthly), Optimize home energy usage, Centralized energy ecosystem management, Control Sunnova Adaptive Home™

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Intuitive interface

**What reviewers complain about**

- 🐛 App crashes frequently
- ⚠️ Unreliable data
- 🔒 Login issues
- 💸 Poor customer service
- 🔋 Drains battery quickly

**Reported bugs**

- App freezes on startup
- Incorrect or missing production data
- Billing information not updating properly

**Requested features**

- Custom date range for production data
- Real-time energy usage and generation data
- Ability to view individual panel performance


### My Bulova

[App page](https://appshunter.io/ios/app/my-bulova/id6469723132)

Manage your Bulova watch collection with ease. Register your timepiece, activate its warranty, and access essential documents like manuals and proof of purchase. Stay updated with the latest brand news and information.

**Highlights:** Watch registration, Warranty activation, Access watch manuals, Proof of purchase storage, Brand news updates

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great product
- 👍 Stylish and beautiful watch
- 👍 Convenient app for registering watches

**What reviewers complain about**

- 🐛 App issues with registration and setup
- 🚫 Limited focus on service, not just sales
- 🚫 Poorly designed app with limited functionality

**Reported bugs**

- App fails to recognize watch models and serial numbers
- Verification code not received, preventing registration
- Crashes when trying to shop on the app

**Requested features**

- Improve app design and user experience
- Provide better support and user manuals
- Add more features beyond just watch registration


## Frequently asked questions

### Is Sunnova free?

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

### Is My Bulova free?

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

### Which has better reviews, Sunnova or My Bulova?

My Bulova is rated higher. Sunnova averages 3.9 out of 5 from 844 ratings, while My Bulova averages 4.8 from 1.7K ratings.

### Do Sunnova or My Bulova have ads?

Neither Sunnova nor My Bulova shows ads.

### Which is updated more often, Sunnova or My Bulova?

Sunnova ships an update every 3 weeks, and My Bulova every 3 months. Most recently, Sunnova was updated on September 23, 2026 and My Bulova on September 22, 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.*