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)
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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 physical mail digitally from anywhere. View scanned mail, request services like shipping or trashing, and track your shipments on the go. Keep your mailbox organized and accessible through a convenient mobile interface.
- View mailbox contents
- Request mail scans
- Trash mail remotely
- Ship mail items
- Manage addresses
- View shipment history
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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 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. Both last shipped on November 11, 2026.
| Parameter | Drilling Hydraulics (Basic) | MyRVMail |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | — | 3.7 (3 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 14 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| 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 | MyRVMail 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
