HCSS Plans vs OCA Link
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HCSS Plans
This app facilitates real-time collaboration on construction plans for heavy civil projects. It allows teams to upload, annotate, and share PDF plans, ensuring everyone works with the latest revisions. Features include smart revision control, instant document access, and built-in calculators for accurate quantity takeoffs.
- Real-time collaboration
- Smart revision control
- PDF plan upload and markup
- Instant document access
- Built-in heavy civil calculators
- Location services for field use
- Sheet overlays for conflict detection
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Get everyone on the same (digital) page with this easy app, designed for heavy civil construction. Upload PDF plans from the office, and then collaborate with your entire project team in real time, no matter where they are, using markups, call-outs, notes, photos/videos, and more. Smart revision control ensures everyone works off the latest set of plans and site instructions so your crews can build correctly the first time, every time. ~~~~~ Collaboration ~~~~~ SEAMLESS TEAMWORK Align your entire project team — from foremen and managers to estimators, executives, and owners. • Management gains detailed insight into how the project was bid. • Foremen get instant access to project managers’ notes, clarifications, and calculations. • All team members can add and share layers, annotations, notes, photos, and videos. • Subcontractors can collaborate with your team for free while your sensitive information is protected. SMART REVISION CONTROL Avoid rework and delays when everyone works off the most up-to-date set of plans. • Sync revisions, annotations, and photos between the office and field. • Overlay new and old versions to identify design changes immediately. INSTANT ACCESS TO DOCS Digitally store all project documents in one, easy-to-use system for instant access in the office and field, even without Internet. • Organize your permits, contracts, shop drawings, vendor agreements, manuals, specs, and more. • Pin RFIs, issues, dig permits, and submittals directly onto plan sheets to quickly reference relevant info. ~~~~~ Heavy Civil Focused ~~~~~ CALCULATIONS & QUANTITIES Save time and money with effortless calculations, right in your app. • Accurately determine volume, tonnage, trucking, and more with built-in, heavy civil calculators. • No more guessing — report true quantities rather than eyeballing. • Supports both horizontal and vertical measurements for profile views. REAL-TIME LOCATION SERVICES No other digital plans solution provides this level of location services for your construction sites. • Easily locate yourself on the plans sheet, even in a green field, without a survey crew. • Catch issues early by walking the site to identify any obstacles that may not be accounted for in drawings. • Auto-pin photos in the exact place they were taken to more clearly communicate issues or work progress. SHEET OVERLAYS Overlay sheets to gain a more comprehensive view of your project. • Stack related sheets, such as electrical and sewer, to verify there are no conflicts in the area before each stage of work. • Stitch sheets over Apple Maps to see your plans in relation to existing structures in road or satellite view. ~~~~~ Smart Integrations ~~~~~ HCSS Plans is part of the HCSS suite, providing even more efficiency and accuracy across your teams. HeavyBid estimating software • Takeoff integration: Import HCSS Plans takeoff quantities into HeavyBid. • Easy reference: Link biditems and activities to relevant sheets for easy reference. • Better collaboration: Instantly share estimators’ notes and calculations with your Operations team after winning the bid. HeavyJob field entry & job management software • Accurate quantities: Pull in sheet calculations for accurate production quantities without double entry. • Quick reviews: Relevant sheets are one click away for easy quantity checks during web time card reviews. • Issue alerts: Get notified when an issue is logged on a sheet, and elevate it to an RFI if necessary.
OCA Link
This app provides members of a construction industry association with tools for networking, accessing event resources, and staying updated on industry news. It facilitates communication among conference attendees and allows users to manage their profiles and session notes.
- Profile management
- Event resource access
- Industry news updates
- Online discussion engagement
- In-app messaging
- Session note management
- Alerts and reminders
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The focus of the Ohio Contractors Association’s (OCA) efforts over the past 100 years mirrors the diversity of the industry which it represents. At the very core of what OCA provides to members are advocacy, labor relations, safety, networking with the industry, technical assistance, education and workforce development programs. Our work takes many different forms within these core competencies, but we strive to remain true to those missions. While others talk and plan and design things that make Ohio a great place to live and work, members of the Ohio Contractors Association turn what is imagined into reality. This is OCA’s world – the foundational infrastructure that Ohio’s vibrant economy and quality of life for every citizen are built upon. Mobile app features: - View and edit your profile - Full access to event resources - Breaking industry news - Engage with online discussions - Connect with other conference attendees with the in-app messaging system - Set reminders and receive alerts - View, update and send notes on your event sessions - Connect through Facebook, LinkedIn and Twitter Download the OCA Link app now!
Screenshots
Verdict
The clearest difference is update cadence: HCSS Plans at every 3 weeks against OCA Link's every 5 months. HCSS Plans also leads on ratings volume (392 vs 1). OCA Link's advantage is rating (5.0 vs 4.6) and iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and monetization model 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.
OCA Link holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: HCSS Plans has 392 ratings behind it against 1, so its average is the more settled of the two.
HCSS Plans ships an update every 3 weeks, OCA Link every 5 months. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.
| Parameter | HCSS Plans | OCA Link |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (392 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 392 — better | 1 |
| Update frequency | Every 3 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 201 MB | 37 MB |
| Age rating | 4+ | 12+ |
| Developer | Heavy Construction Systems Specialists, Inc. | OHIO CONTRACTORS ASSOCIATION |
Customer experience
HCSS Plans
OCA Link
In-app purchases
HCSS Plans
No in-app purchases
OCA Link
No in-app purchases









