Vilter Select Lite vs Catalyst by APSM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vilter Select Lite
Access your projects and compressor ratings offline with this utility app. Seamlessly sync files between your device and the cloud when an internet connection is available.
- Offline project access
- Compressor ratings
- Cloud file syncing
- On-the-go project management
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Vilter Select Lite provides current Vilter Select users to access their projects on-the-go and provide an offline solution to those users who need compressor ratings but do not have an internet connection for periods of time. When internet connection is available, users will be able to move files between their device and the cloud.
Catalyst by APSM
This mobile application enhances field operations for the APSM Software Platform. It allows users to perform tasks like logging, inspections, and managing work orders. Access essential documents and asset information conveniently, both online and offline.
- Online and offline field operations
- Logging and inspections
- Corrective work orders
- Download and review SOPs, MPs, TOS, P&IDs
- Access asset information
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The APSM App is designed to complement the APSM Software Platform by offering a streamlined mobile application for both online and limited offline field operations, encompassing tasks such as logging, inspections, and corrective work orders. This application provides users with convenient and rapid access to download and review essential documents, including Standard Operating Procedures (SOPs), Maintenance Procedures (MPs), Technical Operating Specifications (TOS), and P&IDs, in addition to asset information.
Screenshots
Verdict
The clearest difference is rating: Catalyst by APSM at 5.0 against Vilter Select Lite's 1.0. Vilter Select Lite's advantage is iOS requirement (10.0 vs 15.1). On price, ratings volume, update cadence and ads 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.
Catalyst by APSM holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Vilter Select Lite ships an update every 9 months, Catalyst by APSM every 7 months. The most recent releases landed on August 14, 2026 and September 18, 2026 respectively.
| Parameter | Vilter Select Lite | Catalyst by APSM |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (2 ratings) — better |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 9 months | Every 7 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 60 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Copeland LP | APSM, LLC |
Customer experience
Vilter Select Lite
Catalyst by APSM
In-app purchases
Vilter Select Lite
No in-app purchases
Catalyst by APSM
No in-app purchases
Questions
Is Vilter Select Lite free?
Is Catalyst by APSM free?
Which has better reviews, Vilter Select Lite or Catalyst by APSM?
Do Vilter Select Lite or Catalyst by APSM have ads?
Which is updated more often, Vilter Select Lite or Catalyst by APSM?
Other comparisons
