O vs PacScan Protect your Shipment
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
PacScan Protect your Shipment
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The PacScan app provides a simple and powerful way to save the status of your shipment and integrate a Tracking Shipment Service. You can record images of your shipment and store them locally on your device. Associate the shipment data with a code (you can scan any type of code directly with the camera). Generate a report when you need it to demonstrate the status of your shipment at a specific point in time. All data is stored locally in a database saved on your device. By using this app, you agree to our Terms of Use: https://www.ecphx.eu/en/pacscan-terms-and-conditions and Privacy Policy: https://www.ecphx.eu/en/pacscan-terms-and-conditions.
Screenshots
Verdict
The clearest difference is in-app purchases: O at none against PacScan Protect your Shipment's 2. PacScan Protect your Shipment's advantage is update cadence (every 9 days vs every 3 months) and iOS requirement (12.0 vs 26.0). 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. PacScan Protect your Shipment sells 2 in-app purchases, starting at $2.99 per month. O asks for nothing beyond the download.
O ships an update every 3 months, PacScan Protect your Shipment every 9 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.
| Parameter | O | PacScan Protect your Shipment |
|---|---|---|
| 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 | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Trelleborg Sealing Solutions | Awal Salifu |
In-app purchases
O
No in-app purchases
PacScan Protect your Shipment
- PacScan Premium$2.991 Month
- Remove all the ADS$2.99
Questions
Is O free?
Is PacScan Protect your Shipment free?
Do O or PacScan Protect your Shipment have ads?
Which is updated more often, O or PacScan Protect your Shipment?
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