ENA vs Grata Manager
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ENA
This app allows remote control of industrial thermostats from anywhere in the world. It offers complete control over heating systems, helps reduce energy costs, and provides reporting and notifications for off-site management. Enjoy peace of mind and convenience with easy installation and durability in harsh environments.
- Remote thermostat control
- Heating system management
- Energy consumption reduction
- Global accessibility
- Reporting and notifications
- Intuitive scheduling interface
- Durable in harsh environments
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• App-based industrial thermostat designed to replace outdated mechanical thermostats. • Complete control over changes. • Control your heating system from anywhere in the world, with just one app. • Reduce energy consumption costs • With reporting and notification via the app, you have control, even off-site. • Check your settings anytime, from anywhere. • Peace of mind and convenience that previously would have cost you hundreds or thousands of dollars. • Simple and easy to install. • Fully encapsulated, ENASTAT can withstand harsh industrial environments for years to come. • Adjust the thermostat from your smartphone, even for multiple buildings and locations. • With ENASTAT’s intuitive scheduling interface, you can access reports, advanced control features, alarms, and notifications.
Grata Manager
This application is designed for building managers to configure smart locks. It provides the necessary tools for managing access and settings related to property security.
- Configure smart locks
- Manage property access
- Building management tool
- Security settings
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Grata Manager is an app used by our building managers for configuring the locks.
Screenshots
Verdict
The clearest difference is rating: Grata Manager at 5.0 against ENA's 1.0. Grata Manager also leads on update cadence (every 8 days vs every 3 weeks). ENA's advantage is ratings volume (3 vs 1) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Grata Manager holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
ENA ships an update every 3 weeks, Grata Manager every 8 days. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.
| Parameter | ENA | Grata Manager |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 3 weeks | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 49 MB | 90 MB |
| Age rating | 4+ | 4+ |
| Developer | ENA Solution Inc. | Grata Technologies Inc. |
Customer experience
ENA
Grata Manager
In-app purchases
ENA
No in-app purchases
Grata Manager
No in-app purchases
