Comparison

ROI Calculator vs TBK Machine

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Calculate ROI
  • Calculate Annualized ROI
  • Input investment amount
  • Input amount returned
  • Specify investment period
  • Accurate results
Features
Read full description

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

About

TBK Machine

Features
Read full description

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

ROI Calculator3 screens
TBK Machine3 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ROI Calculator sells 1 one-off in-app purchase. TBK Machine asks for nothing beyond the download.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
ROI Calculator versus TBK Machine: the parameters behind the verdict, then further details
ParameterROI CalculatorTBK Machine
PriceFreeFree
Rating4.5 (156 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings156 — better—
Update frequencyEvery 8 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size1 MB23 MB
Age rating4+4+
DeveloperPhan Nhat Đang嘉 王

In-app purchases

1 purchases

ROI Calculator

One-time1
  • Unlock all features$2.99
None

TBK Machine

No in-app purchases

Questions

Is ROI Calculator free?
ROI Calculator is free to download, with in-app purchases available.
Is TBK Machine free?
TBK Machine is free to download, with no in-app purchases.
Do ROI Calculator or TBK Machine have ads?
Neither ROI Calculator nor TBK Machine shows ads.
Which is updated more often, ROI Calculator or TBK Machine?
ROI Calculator ships an update every 8 months, and TBK Machine weekly. Most recently, ROI Calculator was updated on November 3, 2026 and TBK Machine on November 5, 2026.

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