WMC Direct vs Tally Diamond
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WMC Direct
Create and email product lists for direct shipment from a distribution center. This app allows customers to manage their needs and follow company purchasing procedures for direct delivery.
- Create product shipping lists
- Email lists for direct shipment
- Specify shipping locations
- Follow company buying procedures
- Receive shipment confirmation
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The Well Master Plungers Direct app, allows you to create a list of products to ship directly to your location. Whether you are a new or existing customer, you can create your shopping list of needs and email it in for direct shipment from a Well Master distribution center. With this app you will be able to enter a specific shipping location and continue to use your company's buying procedures as if you were working with one of our account managers. This app does not support a purchase transaction and Well Master will send a confirmation email for approval prior to shipment. For more information please contact your Account Manager, visit our website at www.wellmaster.com, or call our Corporate Office.
Tally Diamond
This field support app helps oil and gas professionals estimate plunger fall rates and time to bottom for plunger lift systems. It provides quick calculations based on plunger data, pressure values, and tubing size.
- Plunger fall rate calculator
- Velocity rate estimation
- Time-to-bottom estimation
- Tally part number reference
- Sales representative lookup
- Support contact options
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Tally Diamond is a field support app designed for oil and gas professionals who work with plunger lift systems, well performance, and production operations. The app provides a quick way to estimate plunger fall rate and time to bottom using selected plunger data and static pressure values. Users can select tubing size, plunger part description, Tally part number, and static pressure to calculate an estimated velocity rate. Users may also enter bottom hole spring depth to estimate minimum time to bottom. Key features include: • Plunger fall rate calculator • Velocity rate estimate based on selected plunger and pressure • Time-to-bottom estimate using bottom hole spring depth • Tally part number reference • Sales representative lookup by location or manual region selection • Contact options for Tally Diamond support Tally Diamond is intended for informational and field support purposes. Results are estimates and should not be treated as final engineering recommendations. Well environments may vary, and results should be reviewed by qualified personnel or other industry professionals as appropriate. Location access is optional and is used only when a user chooses to find the appropriate Tally representative based on current location. Users may also select their region manually.
Screenshots
Verdict
The clearest difference is ratings volume: Tally Diamond at 6 against WMC Direct's 1. On price, rating, update cadence and ads 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.
On the App Store both sit at effectively the same score — 5.0 for WMC Direct against 5.0 for Tally Diamond. That said, the two scores are not equally well evidenced: Tally Diamond has 6 ratings behind it against 1, so its average is the more settled of the two.
WMC Direct ships an update every 3 weeks, Tally Diamond every 10 days. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.
| Parameter | WMC Direct | Tally Diamond |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (6 ratings) |
| Number of ratings | 1 | 6 — better |
| Update frequency | Every 3 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 21 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Well Master Corporation | Tally Production Systems, LLC |
Customer experience
WMC Direct
Tally Diamond
In-app purchases
WMC Direct
No in-app purchases
Tally Diamond
No in-app purchases
Questions
Is WMC Direct free?
Is Tally Diamond free?
Which has better reviews, WMC Direct or Tally Diamond?
Do WMC Direct or Tally Diamond have ads?
Which is updated more often, WMC Direct or Tally Diamond?
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