O vs Inspecdata
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- O-Ring housing calculation
- O-Ring size recommendation
- Quick search by international standards
- Tolerance calculation
- Metric and inch unit switching
- Chemical compatibility check
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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
Inspecdata
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Inspecdata is the ultimate field data-capturing tool to optimize your fieldwork and report-preparation process. Receive work orders and templates assigned to you when you are connected to the Network, capture data on the go, offline or online, and synchronize it seamlessly when you're back online. Inspecdata is designed for individuals and organizations.
Screenshots
Verdict
The clearest difference is update cadence: O at every 3 months against Inspecdata's every 5 months. Inspecdata's advantage is iOS requirement (12.0 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
O ships an update every 3 months, Inspecdata every 5 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | O | Inspecdata |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (5 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Trelleborg Sealing Solutions | Maziar Abedi |
In-app purchases
O
No in-app purchases
Inspecdata
No in-app purchases
