DR Chemical vs G3+MAP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DR Chemical
This reference guide provides essential information, formulas, and calculators for HDD, mining, and water well drilling professionals. It simplifies job tasks, enhancing efficiency and safety by offering easy access to product details and calculations.
- DrillRite Chem product information
- Reference materials
- Calculators for drilling crews
- HDD, mining, and water well drilling focus
- Job efficiency and safety enhancement
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A reference guide app that shows DrillRite Chem products, reference materials, and calculators that HDD, mining, and water well drilling crews need to do their jobs easier, faster, and safer.
G3+MAP
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This mobile companion app for the Verifier G3+ Utility Locator by Vermeer allows you to seamlessly pair your locator with your mobile device. From the mobile app, the following features are possible: ・Map location and depth of utilities (pair with GPS) ・Save and export jobsite data ・Retrieve past locator data ・Remote control of the transmitter (output power, frequency)
Screenshots
Verdict
The clearest difference is update cadence: DR Chemical at every 2 weeks against G3+MAP's every 5 months. G3+MAP's advantage is iOS requirement (13.0 vs 16.6). 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.
DR Chemical ships an update every 2 weeks, G3+MAP every 5 months. The most recent releases landed on June 5, 2026 and September 19, 2026 respectively.
| Parameter | DR Chemical | G3+MAP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | GROUP M7, INC. | TAKACHIHO SANGYO CO.,LTD. |
In-app purchases
DR Chemical
No in-app purchases
G3+MAP
No in-app purchases
Questions
Is DR Chemical free?
Is G3+MAP free?
Do DR Chemical or G3+MAP have ads?
Which is updated more often, DR Chemical or G3+MAP?
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