Comparison

O vs Voith DRIVE

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

Head to head
About

O

This app helps users calculate O-ring dimensions and find suitable O-ring sizes based on installation specifications. It supports metric and inch measurements and offers chemical compatibility checks for various media.

Highlights
  • O-Ring housing calculation
  • O-Ring size recommendation
  • Quick search by international standards
  • Tolerance calculation
  • Metric and inch unit switching
  • Chemical compatibility check
Features
Read full description

The Trelleborg Sealing Solutions O-Ring App calculates O-Ring dimensions by simply entering installation specifications for your application in metric or inch. In addition, the App recommends O-Ring sizes according to ISO 3601 so you know exactly which part you need. Features at a Glance: - O-Ring Housing: After entering the bore or rod/shaft diameter, you will receive an O-Ring recommendation and O-Ring housing calculation according to the recommendations of ISO 3601 - O-Ring Quick Search: offers the selection of O-Ring nominal sizes according to the following national/international standards: ISO 3601-1 Class B (International), ISO 3601-1 Class A (AS 568, USA), NFT 47-502 (France), JIS B 2401 (Japan) SMS 1586 (Sweden) - Tolerances: calculation of O-Ring tolerances according to ISO 3601-1 Class B and Class A - Switch between metric and inch - Chemical compatibility check: find out which materials are compatible with the media used in your application. - Integration of Trelleborg Sealing Solutions Videos

About

Voith DRIVE

Features
Read full description

DRIVEApp brings learning and work together in one simple place. Designed for technical, operational, and industrial teams, it helps people access the right knowledge exactly when they need it, on the job, not in a classroom. Instead of long courses and outdated LMS systems, DRIVEApp delivers short, practical learning, guided tasks, and real-time support that improve performance in everyday work. Less training. More doing. What you can do with DRIVEApp: → Complete quick, focused microlearnings; → Access Knowledge and Product catalogs; → Offline learning. Learn without internet connection; → User Knowledge Dashboard; Built for real work Perfect for operations, maintenance, manufacturing, field teams, and technical support, anywhere people need to learn fast and deliver consistently.

Screenshots

O4 screens
Voith DRIVE4 screens

Verdict

The call

The clearest difference is update cadence: Voith DRIVE at every 3 weeks against O's every 3 months. Voith DRIVE also leads on iOS requirement (15.5 vs 26.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

O ships an update every 3 months, Voith DRIVE every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
O versus Voith DRIVE: the parameters behind the verdict, then further details
ParameterOVoith DRIVE
PriceFreeFree
Rating3.8 (5 ratings) — better—
Positive reviews83.3% of reviews—
Number of ratings5 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.015.5 — better
Further details — not scored
Size35 MB34 MB
Age rating4+4+
DeveloperTrelleborg Sealing SolutionsVoith Digital Solutions Inc

In-app purchases

None

O

No in-app purchases

None

Voith DRIVE

No in-app purchases

Questions

Is O free?
O is free to download, with no in-app purchases.
Is Voith DRIVE free?
Voith DRIVE is free to download, with no in-app purchases.
Do O or Voith DRIVE have ads?
Neither O nor Voith DRIVE shows ads.
Which is updated more often, O or Voith DRIVE?
O ships an update every 3 months, and Voith DRIVE every 3 weeks. Most recently, O was updated on November 5, 2026 and Voith DRIVE on October 31, 2026.

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