Walter Machining Calculator vs INOCUT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Walter Machining Calculator
Calculate machining time, power, torque, and cutting force for various operations. Compare existing tools with new ones to project potential savings.
- Calculate machining time, power, and torque
- Determine cutting force and metal removal rate
- Support for milling, drilling, boring, turning, and grooving
- Thread tapping, forming, and milling calculations
- Material selection for calculations
- Savings calculator for tool comparison
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Walter Machining Calculator Helps the user to calculate machining time, power, torque, cutting force, metal removal rate and chip thickness in a variety of machining operations, like Shoulder-, Face- and Slot-Milling, Drilling, Boring, Turning and Grooving, Thread Tapping, -Forming and -Milling, by selecting the material to machine and entering different machining parameters. With the Savings Calculator the user can also compare existing tool with a new tool and calculate projected savings.
INOCUT
This app helps users determine optimal cutting speeds and feeds for various machining operations. It guides you through material selection, geometry, and cutting style to provide tailored recommendations. You can also compare your tooling with competitor data for economic efficiency.
- Step-by-step speed and feed recommendations
- Material selection from list or custom input
- Choice of milling, drilling, reaming, or tapping
- Customizable size and geometry features
- Metric or imperial data output
- Competitor tooling comparison
- Economic efficiency analysis
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The INOCUT Cutting Data app provides you with your starting speed and feed recommendations, which are calculated from the selections you make as you are walked step by step through the app. Some of the choices you will be asked to make are the material being cut, your needed size and geometry features, and whether you want your data in metric or imperial. First you are to choose either milling, drilling, reaming or tapping. Then you are asked to select a material category from a provided list, or you can type in your material based on a pulldown window that contains several international material norms. Next, you are given the option to further narrow down your results based on the style of cutting. After selecting your style of cutting, you are provided with your “first choice” tool at the top, with subsequent choices following further down the list. By selecting from the provided dimensions, you will be given your starting data that has been tailored to your specific choices. There are a plethora of choices you can choose to bring the recommendations as close to your specific circumstances as possible! Beyond this, you are then given the opportunity to input a competitors tooling information and the program will show you a side by side comparison of both tools, which includes a comparison of economic efficiency. D1 (Diameter) FL (Flutes) l1 (Length of cut) nmax (Maximum speed) ap (Cutting depth) ae (Row pitch) ∝ (alpha) Rd (Roughness depth) nf (Speed factor) Dmin. (minimal intervention-diameter) Dmax. (maximal intervention-diameter) vc (Cutting speed) fz, f, f=lead (Feed per tooth) S (Rotation speed) vf (Feed rate) f (Feed per rotation) Q (Material removal rate) Hm (Middle chipping thickness)
Screenshots
Verdict
The clearest difference is rating: INOCUT at 5.0 against Walter Machining Calculator's 3.0. INOCUT also leads on iOS requirement (12.1 vs 18.0). Walter Machining Calculator's advantage is ratings volume (5 vs 1). On price, update cadence, ads and in-app purchases 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.
INOCUT holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Walter Machining Calculator has 5 ratings behind it against 1, so its average is the more settled of the two.
Walter Machining Calculator ships an update every 19 months, INOCUT every 11 months. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.
| Parameter | Walter Machining Calculator | INOCUT |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 62.9% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 19 months | Every 11 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 12.1 — better |
| Further details — not scored | ||
| Size | 95 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Walter-AG | InovaTools Eckerle & Ertel GmbH |
Customer experience
Walter Machining Calculator
INOCUT
In-app purchases
Walter Machining Calculator
No in-app purchases
INOCUT
No in-app purchases
Questions
Is Walter Machining Calculator free?
Is INOCUT free?
Which has better reviews, Walter Machining Calculator or INOCUT?
Do Walter Machining Calculator or INOCUT have ads?
Which is updated more often, Walter Machining Calculator or INOCUT?
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