CxAssist vs Proof TAB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CxAssist
Streamline field work for commissioning and equipment audits. Enter component details, grade conditions, complete checklists and tests, and track logs. Upload images and utilize offline mode for efficient project completion.
- Enter component attributes
- Grade component conditions
- Complete checklists and tests
- Track and edit logs
- Scan QR codes
- Upload images
- Offline mode
Read full descriptionHide full description
CxAssist helps commissioning professionals to complete field work efficiently for all commissioning and equipment audit projects. App Features: + Enter component attributes + Grade component conditions + Complete Checklists + Complete Tests + Track and Edit Tracking Logs + Scan QR codes. + Upload Images for: - Issues - Components - Portals + *Offline Mode* ** App Requires B.E.S. Plus Tech. account. ** * Must have internet connection to login. * * Must have internet connection to get data for offline. *
Proof TAB
Read full descriptionHide full description
Proof helps field technicians and engineers perform Testing, Adjusting and Balancing (TAB) and Commissioning (Cx) work more efficiently, accurately, and professionally on site. Built to work seamlessly with its desktop companion, the app enables iPhone users to capture data in the field and sync it automatically to the desktop for streamlined review, reporting, and project coordination. Designed around real site needs and aligned with international standards, Proof supports a wide range of workflows, including: Packaged Units Air Handling Units (AHUs) Fresh Air AHUs Chillers and hydronic water systems Customizable forms Checklists Issue logs Site observations With Proof, teams can reduce paperwork, improve consistency, and deliver clearer, faster, and more reliable TAB and Cx documentation from site to office. A slightly more breakthrough marketing version: Proof transforms how TAB and Commissioning teams work on site. It gives technicians and engineers a faster, smarter way to collect, manage, and synchronize field data while working in full coordination with the desktop platform. Data captured on iPhone is automatically synced, helping teams move seamlessly from field execution to office review and final reporting. Developed to meet real project-site demands and support internationally recognized workflows, Proof covers key equipment and processes such as Packaged Units, AHUs, Fresh Air AHUs, chillers, water systems, custom forms, checklists, issue tracking, and site observations. From field data capture to final documentation, Proof helps deliver better accuracy, stronger consistency, and a more professional TAB and Cx process.
Screenshots
Verdict
The clearest difference is update cadence: Proof TAB at every 8 days against CxAssist's every 2 months. CxAssist's advantage is iOS requirement (11 vs 15.0). 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.
CxAssist ships an update every 2 months, Proof TAB every 8 days. The most recent releases landed on October 24, 2026 and September 19, 2026 respectively.
| Parameter | CxAssist | Proof TAB |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 935 MB |
| Age rating | 4+ | 4+ |
| Developer | BES Plus Tech, LLC | Jawad Jaber |
In-app purchases
CxAssist
No in-app purchases
Proof TAB
No in-app purchases








