# DRUIDapp vs National Grid Charge Smart MA

The clearest difference is rating: National Grid Charge Smart MA at 4.7 against DRUIDapp's 3.9. National Grid Charge Smart MA also leads on in-app purchases (none vs 2) and ratings volume (1.2K vs 168). DRUIDapp's advantage is review sentiment (53% vs 37%) and iOS requirement (16.6 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DRUIDapp sells 2 one-off in-app purchases. National Grid Charge Smart MA asks for nothing beyond the download.

National Grid Charge Smart MA holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: National Grid Charge Smart MA has 1.2K ratings behind it against 168, so its average is the more settled of the two. Written reviews complicate that: 53% of DRUIDapp's written reviews are positive against 37% of National Grid Charge Smart MA's, so the app with the better star average is not the one people write more warmly about.

DRUIDapp ships an update monthly, National Grid Charge Smart MA every 5 weeks. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | DRUIDapp | National Grid Charge Smart MA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (168 ratings)](https://appshunter.io/ios/app/druidapp/id1107595146/reviews) | **[4.7 (1.2K ratings)](https://appshunter.io/ios/app/national-grid-charge-smart-ma/id1595684253/reviews)** |
| Number of ratings | 168 | **1.2K** |
| Positive reviews | **52.9% of reviews** | 36.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 57 MB | 75 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Impairment Science, Inc.](https://appshunter.io/developer/1288634284) | [National Grid plc](https://appshunter.io/developer/526723083) |

## What reviewers say

### DRUIDapp

[App page](https://appshunter.io/ios/app/druidapp/id1107595146)

This app assesses cognitive and motor function impairment using neuroscience-based tests. It offers quick or benchmark assessments to detect impairment from various causes like drugs, alcohol, fatigue, or illness. A workplace version with management controls is also available.

**Highlights:** Cognitive and motor function assessment, 1-minute Rapid Test, 3-minute Benchmark Test, Detects impairment from various causes, Neuroscience-based technology, Workplace management controls available

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DRUID Premium | $1.99 | one-time |
| DRUID Premium | $14.99 | one-time |

**What reviewers like**

- 👍 Useful safety check
- 👍 Good for tracking tiredness
- 👍 Helps identify optimal performance times
- 👍 Useful for long drives
- 👍 Great support

**What reviewers complain about**

- 😞 Monthly fee required
- 😞 Inaccurate with cannabis use
- 😞 Not trusted for impairment detection
- 😞 Baseline scores seem incorrect
- 😞 Inaccessible for paraplegics

**Reported bugs**

- Inconsistent results with cannabis use
- Incorrect baseline scores
- Inaccessible for paraplegic users
- App not loading or working
- Subscription required after initial use

**Requested features**

- Accessibility options for physical disabilities
- Alternative tests for users with physical limitations
- More accurate detection for cannabis users
- Improved accuracy for baseline and impairment detection
- More affordable pricing model


### National Grid Charge Smart MA

[App page](https://appshunter.io/ios/app/national-grid-charge-smart-ma/id1595684253)

Manage your electric vehicle charging and potentially save money. Connect your National Grid account and link your vehicle or charger to enroll in the program.

**Highlights:** Connect National Grid account, Link vehicle or charger, Enroll in charging program, Manage EV charging

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

**In-app purchases:** none

**What reviewers like**

- 💰 Great for savings
- 📊 Provides good insight into charging costs
- 🤑 Earning rebates is appreciated
- 👍 Pleasantly surprised by the app

**What reviewers complain about**

- 🐛 Unreliable connectivity and sync issues
- 🔒 Privacy concerns with vehicle access
- 🤯 Confusing UI changes and lack of transparency
- 🚫 Lack of support for certain vehicle models
- 🔋 Draining 12v battery constantly

**Reported bugs**

- Rebates screen has no exit option
- Charging times not showing up correctly
- Login and authentication issues
- Incompatibility with certain vehicle models

**Requested features**

- Breakdown of monthly energy usage and costs
- Ability to link e-bill from within the app
- More detailed charging data and analytics
- Support for additional home charger brands


## Frequently asked questions

### Is DRUIDapp free?

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

### Is National Grid Charge Smart MA free?

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

### Which has better reviews, DRUIDapp or National Grid Charge Smart MA?

National Grid Charge Smart MA is rated higher. DRUIDapp averages 3.9 out of 5 from 168 ratings, while National Grid Charge Smart MA averages 4.7 from 1.2K ratings.

### Do DRUIDapp or National Grid Charge Smart MA have ads?

Neither DRUIDapp nor National Grid Charge Smart MA shows ads.

### Which is updated more often, DRUIDapp or National Grid Charge Smart MA?

DRUIDapp ships an update monthly, and National Grid Charge Smart MA every 5 weeks. Most recently, DRUIDapp was updated on October 23, 2026 and National Grid Charge Smart MA on October 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.*