Grace Solar vs Epiroc DTH Optimizer
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.
Epiroc DTH Optimizer
This system monitors DTH drilling in real time, displaying data graphically to help operators maximize productivity and efficiency. It provides easy-to-interpret insights for optimized drilling performance.
- Real-time vibration sensing
- DTH drilling monitoring
- Graphical data display
- Operator guidance
- Productivity maximization
- Efficiency improvement
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Epiroc DTH Optimizer is a vibration sensing system that monitors DTH drilling and displays data in real time in easy-to-interpret graphical format to guide the operator to achieve maximum productivity and efficiency.
Screenshots
Verdict
The clearest difference is iOS requirement: Grace Solar at 11.0 against Epiroc DTH Optimizer's 15.1. On price, update cadence, ads and in-app purchases 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, Epiroc DTH Optimizer every 3 weeks. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.
| Parameter | Grace Solar | Epiroc DTH Optimizer |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 71 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | AHASOLAR TECHNOLOGIES LIMITED | Epiroc Rock Drills AB |
In-app purchases
Grace Solar
No in-app purchases
Epiroc DTH Optimizer
No in-app purchases
Questions
Is Grace Solar free?
Is Epiroc DTH Optimizer free?
Do Grace Solar or Epiroc DTH Optimizer have ads?
Which is updated more often, Grace Solar or Epiroc DTH Optimizer?
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