Comparison

Proteus Smart Display vs VOS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Proteus Smart Display

Read full description

** Important! The Proteus app can only be used in combination with Proteus Displays. Without these displays this app will not be of any use.** At Proteus we leave nothing to chance. Our displays are robust, safe and durable. Once they need replacement, they contribute to the circular economy since everything is reusable.

About

VOS

This tool enables service, tech, sales, and construction professionals to perform remote assessments and diagnostics. It streamlines problem-solving by allowing users to diagnose and strategize from any location, reducing the need for on-site visits.

Highlights
  • Remote assessments
  • Remote diagnostics
  • Problem-solving
  • Intuitive interface
  • Cross-industry application
Features
Read full description

See the issue before you dispatch. VOS is remote visual support for service teams, technicians, dispatchers, and support professionals. Start a secure live session and see through a customer’s or onsite technician’s phone camera without requiring them to install an app. It is not a screen share. It is a live view built for real service work. Use VOS to: • Diagnose equipment issues before scheduling a visit • Confirm model numbers, alarm codes, status lights, visible damage, leaks, and access conditions • Guide customers and field technicians with live arrows, circles, zoom, and flashlight controls • Capture screenshots, recordings, annotations, and session notes • Create inspection records, site surveys, before-and-after evidence, and service documentation • Share a review link with managers, vendors, technicians, or customers • Decide whether to resolve the issue remotely, prepare parts and tools, or schedule an onsite visit Three visual workflows • Remote visual support: See what the customer or technician sees • Live walkthroughs: Share your own camera while another person watches • Field documentation: Record and document work without inviting another participant Built for service teams Customers join from a secure browser link, so they do not have to download an app or exchange personal phone numbers. The technician can guide the session, capture the important details, and keep the documentation attached to the work. VOS helps service organizations reduce unnecessary truck rolls, prevent repeat visits, improve handoffs, diagnose issues faster, and arrive better prepared. Ideal for HVAC, refrigeration, electrical, plumbing, facilities, property maintenance, industrial service, IT remote hands, warranty support, and technical customer service.

Screenshots

Proteus Smart Display4 screens
VOS4 screens

Verdict

The call

The clearest difference is in-app purchases: Proteus Smart Display at none against VOS's 2. Proteus Smart Display also leads on iOS requirement (11.0 vs 16.4). VOS's advantage is update cadence (every 3 days vs every 3 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. VOS sells 2 in-app purchases, starting at $14.99 per month. Proteus Smart Display asks for nothing beyond the download.

UpkeepUpdate frequency

Proteus Smart Display ships an update every 3 months, VOS every 3 days. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
Proteus Smart Display versus VOS: the parameters behind the verdict, then further details
ParameterProteus Smart DisplayVOS
PriceFreeFree
Rating—5.0 (8 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—8 — better
Update frequencyEvery 3 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better16.4
Further details — not scored
Size24 MB54 MB
Age rating4+4+
DeveloperPure Value EuropeVirtually OnSite LLC

In-app purchases

None

Proteus Smart Display

No in-app purchases

2 purchases

VOS

Subscriptions2
  • VOS Basic$14.991 Month
  • VOS Business$49.991 Month

Questions

Is Proteus Smart Display free?
Proteus Smart Display is free to download, with no in-app purchases.
Is VOS free?
VOS is free to download, with in-app purchases available.
Do Proteus Smart Display or VOS have ads?
Neither Proteus Smart Display nor VOS shows ads.
Which is updated more often, Proteus Smart Display or VOS?
Proteus Smart Display ships an update every 3 months, and VOS every 3 days. Most recently, Proteus Smart Display was updated on September 19, 2026 and VOS on September 10, 2026.

Other comparisons