O vs Pallet Stack Calculator 2026
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 compatible materials for their applications. It provides recommendations based on ISO standards and supports both metric and inch measurements.
- O-Ring housing calculation
- O-Ring size recommendations by ISO standard
- Quick search by national/international standards
- O-Ring tolerance calculation
- Metric and inch unit switching
- Chemical compatibility check
- Integration of Trelleborg Sealing Solutions Videos
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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
Pallet Stack Calculator 2026
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Pallet Stack Calculator is designed for warehouse shipping, logistics palletizing, carton stacking, and export shipment planning. Enter carton dimensions, pallet size, height limits, and weight limits to get a recommended layout, cartons per layer, total cartons, total height, total weight, and space utilization. All data stays on your device, with no login and no network required, making it suitable for repeated on-site use.
Screenshots
Verdict
The clearest difference is price: O at Free against Pallet Stack Calculator 2026's $0.29. O also leads on iOS requirement (12.1 vs 15.6). On update cadence, 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
O is free to download; Pallet Stack Calculator 2026 costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.
O ships an update every 3 months, Pallet Stack Calculator 2026 every 6 weeks. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.
| Parameter | O | Pallet Stack Calculator 2026 |
|---|---|---|
| Price | Free — better | $0.29 |
| Rating | 3.8 (5 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 26 MB | 6 MB |
| Age rating | 12+ | 4+ |
| Developer | Trelleborg Sealing Solutions | Nanjing Yunxiaochuang Technology Co., Ltd |
In-app purchases
O
No in-app purchases
Pallet Stack Calculator 2026
No in-app purchases
Questions
Is O free?
Is Pallet Stack Calculator 2026 free?
Do O or Pallet Stack Calculator 2026 have ads?
Which is updated more often, O or Pallet Stack Calculator 2026?
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