Water Well Map vs GWL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Water Well Map
Discover drilled water wells across the USA with detailed information on their locations, depths, and estimated yields. Access links to state drilling logs for further research. This app provides a comprehensive database for exploring water well data.
- Explore USA water wells
- View well locations
- Check well depths
- See estimated yields
- Access state drilling logs
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Explore drilled water wells across the USA, viewing locations, depths, estimated yields, and links to state drilling logs. Usage of the Water Well Map app is subject to the standard Apple EULA located here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
GWL
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This app scans for Ground water sensor and reads the depth of water
Screenshots
Verdict
The clearest difference is in-app purchases: GWL at none against Water Well Map's 2. On price, update cadence, ads 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. Water Well Map sells 2 in-app purchases, starting at $9.99 per month. GWL asks for nothing beyond the download.
Water Well Map ships an update every 12 months, GWL every 14 months. The most recent releases landed on June 5, 2026 and December 8, 2025 respectively.
| Parameter | Water Well Map | GWL |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 12 months — better | Every 14 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 57 MB | 10 MB |
| Age rating | 4+ | 17+ |
| Developer | GammaStream Technologies, Inc. | Smart Sensor Devices AB |
In-app purchases
Water Well Map
- Monthly Subscription$9.991 Month
- Annual Subscription$99.991 Year
GWL
No in-app purchases
