Drilling Hydraulics (Basic) vs MyRVMail
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Drilling Hydraulics (Basic)
Read full descriptionHide full description
Drilling Hydraulics (Basic Calculations) provides an useful tool to students, drillers, technicians, drilling engineers and other professionals of the oil well drilling. Unit System with setting of decimals. Formulas and Calculations: - Capacities and Volumes - Mud Properties and Gradient - Temperature Gradient - Pressure Gradient - Hydrostatic Pressure - Mud Pump Output - Hydraulics on Drill Bit nozzles - Friction Losses (on borehole section) - ECD - Equivalent Circulating Density - Pressure with well closed (Kick/LOT/FIT) Formulas: - The factors/constants are calculated based on different units of measures. iCloud: - Auto saves to restore when to open the app again - Shares the same data on devices with same Apple ID DISCLAIMER: These tools & materials are provided 'as is' without warranties of any kind, express or implied. Please verify the tools provided by this application by yourself before you use them. Ensure you understand the impact of using these tools. Any use you choose to make of these tools & materials is undertaken by you entirely at you own risk.
MyRVMail
Manage your mail remotely with this app. View your mailbox, request and view scans of mail, and handle physical mail tasks like shipping and trashing.
- View mailbox
- Request/view mail scans
- Trash mail
- Ship mail
- Manage addresses
- View shipments
Read full descriptionHide full description
Take your MyRVMail experience on the go with the brand new app! See your mailbox, request/view scans, trash mail, ship mail, manage addresses, view shipments, and more.
Screenshots
Verdict
The clearest difference is price: MyRVMail at Free against Drilling Hydraulics (Basic)'s $4.99. MyRVMail also leads on update cadence (every 2 months vs every 14 months). Drilling Hydraulics (Basic)'s advantage is chart position (#197 vs unranked) and iOS requirement (10.3 vs 15.1). On 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
MyRVMail is free to download; Drilling Hydraulics (Basic) costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Drilling Hydraulics (Basic) ships an update every 14 months, MyRVMail every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.
| Parameter | Drilling Hydraulics (Basic) | MyRVMail |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | — | 4.5 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 14 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Best chart rank | #197 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 10.3 — better | 15.1 |
| Further details — not scored | ||
| Size | 7 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlos Moura | MY RV MAIL INC |
In-app purchases
Drilling Hydraulics (Basic)
No in-app purchases
MyRVMail
No in-app purchases
Questions
Is Drilling Hydraulics (Basic) free?
Is MyRVMail free?
Do Drilling Hydraulics (Basic) or MyRVMail have ads?
Which is updated more often, Drilling Hydraulics (Basic) or MyRVMail?
Other comparisons
