Mobile Installer vs FourStage
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mobile Installer
Streamline the installation of PassTime devices into the OASIS system. This app automates vehicle information lookup, verifies communication and GPS, and confirms successful installation.
- Scan serial number and VIN
- Automatic VIN lookup
- Communication and GPS verification
- Optional starter installation verification
- Lot management name entry
- Installation confirmation
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The PassTime Mobile Installer app allows you to quickly install a PassTime device into the PassTime OASIS system. Capabilities include: 1. Scan serial number and vehicle VIN for quick entry. 2. Automatic VIN lookup for vehicle make, model and year. 3. Communication and GPS verification. 4. Optional Starter installation verification. 5. Optional default first and last name for lot management applications. 6. Confirmation of installation into the PassTime Oasis System.
FourStage
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FourStage is a top-of-the-line customer relationship management (CRM) platform designed to help businesses manage their client interactions more efficiently. With its advanced features and capabilities, FourStage offers a comprehensive solution for managing customer data, streamlining sales and marketing activities, and improving business processes. From contact management and sales tracking to marketing automation and analytics, FourStage provides businesses with a complete set of tools to enhance their customer engagement and increase sales. With FourStage, you can store all customer data in one place, track deals, opportunities, and pipelines, automate your marketing tasks, and get real-time insights into your business metrics through detailed analytics and reporting. Whether you're a small business owner or an enterprise-level organization, FourStage can help you take your customer relationship management to the next level. Experience the power of FourStage and transform the way you manage your clients today. FourStage empowers businesses with seamless customer data management, sales tracking, marketing automation, and detailed analytics. Elevate your CRM game with FourStage today!
Screenshots
Verdict
The clearest difference is update cadence: Mobile Installer at every 6 weeks against FourStage's every 4 months. Mobile Installer also leads on iOS requirement (11.0 vs 13.0). 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.
Mobile Installer ships an update every 6 weeks, FourStage every 4 months. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.
| Parameter | Mobile Installer | FourStage |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (8 ratings) — better | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 6 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 22 MB | 149 MB |
| Age rating | 4+ | 17+ |
| Developer | GORDON HOWARD ASSOCIATES, INC. | Vertical Axion, LLC |
In-app purchases
Mobile Installer
No in-app purchases
FourStage
No in-app purchases









