# National Grid vs Sunrun

The clearest difference is review sentiment: Sunrun at 73% against National Grid's 25%. National Grid's advantage is rating (4.8 vs 4.5) and ratings volume (15K vs 3.4K). On price, update cadence, 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.

National Grid holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 15K and 3.4K respectively. Written reviews complicate that: 25% of National Grid's written reviews are positive against 73% of Sunrun's, so the app with the better star average is not the one people write more warmly about.

National Grid ships an update every 6 weeks, Sunrun every 4 weeks. The most recent releases landed on November 5, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | National Grid | Sunrun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (15K ratings)](https://appshunter.io/ios/app/national-grid/id632161989/reviews)** | [4.5 (3.4K ratings)](https://appshunter.io/ios/app/sunrun/id6443806453/reviews) |
| Number of ratings | **15K** | 3.4K |
| Positive reviews | 24.5% of reviews | **73.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 60 MB | 96 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [National Grid plc](https://appshunter.io/developer/526723083) | [Sunrun Inc.](https://appshunter.io/developer/1052845424) |

## What reviewers say

### National Grid

[App page](https://appshunter.io/ios/app/national-grid/id632161989)

Securely manage your utility account on the go. Access billing, schedule payments, and report outages with ease. Biometric login provides quick and secure access to your account information and support.

**Highlights:** Biometric account access, View account and billing information, Schedule payments, Report power outages and gas emergencies, View outage map, Enroll in paperless billing

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Smooth payments
- 🔒 Secure login process

**What reviewers complain about**

- 🐛 Frequent login issues
- 🔍 Lack of account details
- 💰 Confusing payment process with extra fees

**Reported bugs**

- Unexpected account data errors
- App crashes and freezes
- Payment processing failures

**Requested features**

- Ability to view billing history and usage details
- Seamless integration with existing online accounts
- Biometric login options


### Sunrun

[App page](https://appshunter.io/ios/app/sunrun/id6443806453)

Monitor your solar energy system, track energy production, and access support. Gain insights into your environmental impact and manage your system data from a single, user-friendly interface.

**Highlights:** System data management, Energy production tracking, Customer support access, Environmental impact insights, User-friendly interface

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Real-time data tracking
- 💡 Comprehensive solar production metrics
- 🔍 Detailed system information
- 🌞 Visually pleasing app design

**What reviewers complain about**

- 🐛 Inaccurate or delayed data
- 🔍 Lack of individual panel monitoring
- 🔋 No battery usage information
- 🤔 Confusing or unclear data presentation
- 🔍 Missing system specifications

**Reported bugs**

- App crashes or freezes
- Frequent loading issues
- Charts and graphs not functioning properly
- Discrepancies between app and actual production

**Requested features**

- Download or export data
- Integrate energy usage data
- Add alerts and notifications
- Provide landscape mode on iPad
- Show year-over-year production comparisons


## Frequently asked questions

### Is National Grid free?

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

### Is Sunrun free?

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

### Which has better reviews, National Grid or Sunrun?

National Grid is rated higher. National Grid averages 4.8 out of 5 from 15K ratings, while Sunrun averages 4.5 from 3.4K ratings.

### Do National Grid or Sunrun have ads?

Neither National Grid nor Sunrun shows ads.

### Which is updated more often, National Grid or Sunrun?

National Grid ships an update every 6 weeks, and Sunrun every 4 weeks. Most recently, National Grid was updated on November 5, 2026 and Sunrun on November 3, 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.*