ROI Calculator vs TBK Machine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ROI Calculator
Calculate Return on Investment (ROI) and Annualized ROI with ease. Input your investment amount, return, and period for precise financial insights. Contact the developer for any requests.
- Calculate ROI
- Calculate Annualized ROI
- Input investment amount
- Input amount returned
- Specify investment period
- Accurate results
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Use this App to calculate Return on Investment (ROI) and Annualized ROI. Simply enter the Amount Invested, Amount Returned, and the investment period to see your investment performance. Results are estimates for informational purposes only. We are very happy to serve you. If you have any requests, don't hesitate to contact us. - https://www.facebook.com/phan.nhatdang.3/ - phannhatd@gmail.com
TBK Machine
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TBK CNC Controller: Official Precision Control Maximize your TBK CNC machine's performance with the official TBK controller app. Designed exclusively for TBK hardware, this app provides a high-precision interface for seamless machine operation, ensuring optimal results for every project. Core Features: Direct Local Connection: Establish a stable, real-time control link directly to your machine's built-in Wi-Fi hotspot. Path Management: Easily upload, manage, and execute cutting paths with efficiency. Axis Precision: Accurate control and adjustment for X, Y, and Z-axis coordinates. Safety First: Dedicated Emergency Stop (E-Stop) functionality for immediate machine shutdown when needed. Tool Calibration: Optimized support for precise Z-axis probing and homing to ensure consistent cutting accuracy. Requirements: This app is designed exclusively for TBK CNC systems. To operate, please ensure your mobile device is connected to the TBK machine's local Wi-Fi hotspot. No external internet connection is required for machine control.
Screenshots
Verdict
The clearest difference is in-app purchases: TBK Machine at none against ROI Calculator's 1. TBK Machine also leads on update cadence (weekly vs every 8 months) and iOS requirement (13.0 vs 17.0). On price, 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. ROI Calculator sells 1 one-off in-app purchase. TBK Machine asks for nothing beyond the download.
ROI Calculator ships an update every 8 months, TBK Machine weekly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | ROI Calculator | TBK Machine |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (156 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 156 — better | — |
| Update frequency | Every 8 months | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Phan Nhat Đang | 嘉 王 |
In-app purchases
ROI Calculator
- Unlock all features$2.99
TBK Machine
No in-app purchases
Questions
Is ROI Calculator free?
Is TBK Machine free?
Do ROI Calculator or TBK Machine have ads?
Which is updated more often, ROI Calculator or TBK Machine?
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