Grace Solar vs Zero Carbon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grace Solar
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GRACE RENEWABLE ENERGY PVT. LTD. (Joint venture with HEC Infra Projects Ltd) is one of the leading Solar EPC solution providers in India with a focus on providing world class quality and cost effective solar solutions to our customers. At Grace, we provide customized solutions for our customer’s energy problems and provide them with an end to end solution. We pride ourselves in offering an extensive range of solar products and services, ranging from Solar EPC services for Residential, Commercial & Industrial segments to Utility scale projects and High Efficiency Solar PV modules. With 100+ MW of turnkey projects commissioned across the globe, Grace has had an impeccable record in India and abroad across various geographies and segments. Grace is an authorized Channel Partner of Ministry of New and Renewable Energy (MNRE) & Gujarat Energy Development Agency (GEDA). It is an ISO 9001:2015 certified company with a Solar Energy Grading of “SP2C” by CARE Rating. We are the Exclusive Channel partner of ADANI SOLAR and have built strong partnerships with the leading global technology providers to extend our reach to our clients globally.
Zero Carbon
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Zero Carbon Connect is the ultimate solar monitoring solution for residential and commercial PV plant owners. Our intuitive app helps you keep track of your solar systems' performance and ensures that your investment operates at peak efficiency. Key Features: Real-time monitoring: Access live data on your PV system's performance, including energy generation, consumption, and savings. Comprehensive analytics: Dive deep into historical data and trends to optimize your solar system's efficiency. System health alerts: Receive instant notifications on potential issues or performance drops, enabling you to address problems proactively. Remote troubleshooting: Identify issues with guided diagnostic tools, helping you to maintain your system without the need for onsite visits. After-sales support: Submit complaints and connect with our dedicated after-sales department, ensuring swift resolutions to any issues you may encounter. Multi-system management: Effortlessly manage multiple PV plants from a single dashboard, perfect for homeowners and businesses alike. With Zero Carbon Connect, you'll enjoy peace of mind knowing that your solar PV systems are constantly monitored and maintained. Download Zero Carbon Connect today and unlock the full potential of your renewable energy investments!
Screenshots
Verdict
The clearest difference is update cadence: Grace Solar at fortnightly against Zero Carbon's monthly. On price, ads, in-app purchases and device support 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.
Grace Solar ships an update fortnightly, Zero Carbon monthly. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.
| Parameter | Grace Solar | Zero Carbon |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 | 11.0 |
| Further details — not scored | ||
| Size | 71 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | AHASOLAR TECHNOLOGIES LIMITED | TheTowerTech |
In-app purchases
Grace Solar
No in-app purchases
Zero Carbon
No in-app purchases
Questions
Is Grace Solar free?
Is Zero Carbon free?
Do Grace Solar or Zero Carbon have ads?
Which is updated more often, Grace Solar or Zero Carbon?
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