Comparison

SKF Belt Calc vs Dodge OPTIFY™

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

Head to head
About

SKF Belt Calc

This app helps field engineers and technical sales professionals evaluate existing belt drive designs. It offers over 100 alternative solutions and allows for easy emailing of drawings and instructions in PDF format, even in remote locations.

Highlights
  • Evaluate existing belt drive designs
  • Propose over 100 alternative solutions
  • Email PDF drawings and instructions
  • Multi-language support
  • Offline functionality
Features
Read full description

This application makes it possible for field engineers and technical sales people to check the quality of an existing belt drive design at the touch of a finger. If they are not satisfied with the design, the application allows them to propose more than 100 alternative solutions within seconds! You can also email drawings and installation instructions in PDF format straight from your phone, even in the most remote places. It is available in English, Spanish, Portuguese, Russian, Czech, Polish and Greek. More modules will be added in the upcoming months. For more information go to: http://www.skfptp.com/skfbeltcalc.htm

About

Dodge OPTIFY™

Monitor the health of your industrial assets remotely to predict maintenance needs and prevent costly downtime. This platform combines IIoT products with data analytics for improved reliability and safe operations.

Highlights
  • Remote asset health monitoring
  • Predictive maintenance alerts
  • Reduced downtime
  • Improved operational reliability
  • Safe remote inspections
  • Online and offline capabilities
Features
Read full description

OPTIFY by Dodge Industrial is an easy-to-use, condition monitoring platform providing you with overall health indications of your assets remotely - letting you know when maintenance is needed before it's too late. It offers you a unique digital advantage by seamlessly combining Dodge Industrial Internet of Things (IIoT) products and robust data analytics with our product expertise, allowing you to reduce downtime, improve reliability, and operate safely. The advanced platform's integrated notifications provide warnings on decreasing health status of assets, allowing you to schedule maintenance before a problem occurs and the system goes down - saving valuable time and mitigating unforeseen expenses. The ability to monitor mechanical power transmission products remotely allows personnel to safely check on individual assets without removing guards or stopping equipment, minimizing on-site hazards and injury liability. The OPTIFY platform by Dodge Industrial offers both online and offline capabilities, making it the advantageous solution for tracking key performance parameters in your operations anywhere, anytime. Dodge Industrial is a leading manufacturer of mounted bearings, enclosed gearing, and power transmission components. For more than 140 years, Dodge products have helped manufacturers in a broad range of industries increase the productivity and profitability of their operations.

Screenshots

SKF Belt Calc4 screens
Dodge OPTIFY™4 screens

Verdict

The call

The clearest difference is update cadence: Dodge OPTIFY™ at monthly against SKF Belt Calc's every 5 months. Dodge OPTIFY™ also leads on rating (4.7 vs 4.5) and ratings volume (7 vs 2). SKF Belt Calc's advantage is iOS requirement (8.0 vs 15.0). On price, review sentiment, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Dodge OPTIFY™ holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews complicate that: 57% of SKF Belt Calc's written reviews are positive against 50% of Dodge OPTIFY™'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

SKF Belt Calc ships an update every 5 months, Dodge OPTIFY™ monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
SKF Belt Calc versus Dodge OPTIFY™: the parameters behind the verdict, then further details
ParameterSKF Belt CalcDodge OPTIFY™
PriceFreeFree
Rating4.5 (2 ratings)4.7 (7 ratings) — better
Positive reviews57.1% of reviews — better50.0% of reviews
Number of ratings27 — better
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size38 MB111 MB
Age rating4+4+
DeveloperSKFDodge Industrial, Inc.

Customer experience

SKF Belt Calc

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive57.1%
Neutral0.0%
Negative42.9%

Dodge OPTIFY™

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

None

SKF Belt Calc

No in-app purchases

None

Dodge OPTIFY™

No in-app purchases

Questions

Is SKF Belt Calc free?
SKF Belt Calc is free to download, with no in-app purchases.
Is Dodge OPTIFY™ free?
Dodge OPTIFY™ is free to download, with no in-app purchases.
Which has better reviews, SKF Belt Calc or Dodge OPTIFY™?
Dodge OPTIFY™ is rated higher. SKF Belt Calc averages 4.5 out of 5 from 2 ratings, while Dodge OPTIFY™ averages 4.7 from 7 ratings.
Do SKF Belt Calc or Dodge OPTIFY™ have ads?
Neither SKF Belt Calc nor Dodge OPTIFY™ shows ads.
Which is updated more often, SKF Belt Calc or Dodge OPTIFY™?
SKF Belt Calc ships an update every 5 months, and Dodge OPTIFY™ monthly. Most recently, SKF Belt Calc was updated on November 1, 2026 and Dodge OPTIFY™ on November 3, 2026.

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