Comparison

VantechPro vs Data Center Engineer Toolkit

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

Head to head
About

VantechPro

This surveillance software allows for live video streaming, recording, and remote playback. It supports PTZ control, snapshots, and push notifications for enhanced security monitoring.

Highlights
  • Live video streaming
  • Video recording and playback
  • Remote video playback
  • PTZ control
  • Snapshots
  • Apple Push Notification service support
Features
Read full description

VantechPro is a surveillance software, which support Apple Push Notification service, support live video stream, video record and playback, video remote playback, snapshots and PTZ control, etc.

About

Data Center Engineer Toolkit

Features
Read full description

Running a data center and need quick PUE analysis, cooling tonnage, or floor load checks on site? Tired of spreadsheets for PDU load balancing and cable sizing? This app puts 11 professional data center calculators in your pocket — all offline, no subscription. FREE CALCULATORS: - PUE / DCiE Calculator: Power Usage Effectiveness and Data Center Infrastructure Efficiency with annual energy cost estimates - UPS Runtime: Battery backup runtime with inverter efficiency and power factor - Raised Floor Load & Tile Airflow: Floor tile bearing capacity check plus perforated tile CFM calculation for rack cooling adequacy PRO CALCULATORS (one-time $19.99 unlock): - Rack Heat & Cooling: Cooling tons, airflow CFM, and water flow GPM based on rack power and PUE - Rack Power Density: Amps per rack, power density in kW/m2, cable sizing, and breaker requirements - PDU Load Balance: Three-phase load balancing with imbalance percentage and per-phase capacity - CDU Flow Rate: Liquid cooling flow rate, pressure drop, and pump horsepower for water and glycol - DC Bus Voltage Drop: Cable sizing with voltage drop for copper and aluminum conductors - Breaker Derate Quick-Check: NEC temperature and conductor fill derating with selective coordination ratio check - Fiber Count Planner: Fiber optic cable count with patch panel and splice tray sizing - Fiber Pull Tension: Pulling tension, bend radius, and conduit fill ratio with pass/fail check REFERENCE TABLES (Pro): 42U rack specs, PUE benchmarks, cooling system comparison, wire ampacity, Uptime Institute Tier standards, and fiber optic specifications. Built for facility engineers, infrastructure designers, colocation operators, and data center technicians. All calculations offline. No account or login required.

Screenshots

VantechPro3 screens
Data Center Engineer Toolkit3 screens

Verdict

The call

The clearest difference is in-app purchases: VantechPro at none against Data Center Engineer Toolkit's 1. VantechPro also leads on iOS requirement (12.0 vs 17.0). Data Center Engineer Toolkit's advantage is update cadence (every 2 days vs every 9 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. Data Center Engineer Toolkit sells 1 one-off in-app purchase. VantechPro asks for nothing beyond the download.

UpkeepUpdate frequency

VantechPro ships an update every 9 months, Data Center Engineer Toolkit every 2 days. The most recent releases landed on July 10, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
VantechPro versus Data Center Engineer Toolkit: the parameters behind the verdict, then further details
ParameterVantechProData Center Engineer Toolkit
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 9 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size113 MB1 MB
Age rating4+4+
DeveloperHoang TranShanghai Sheyuan Network Technology Co., Ltd.

In-app purchases

None

VantechPro

No in-app purchases

1 purchases

Data Center Engineer Toolkit

One-time1
  • Unlock All Calculators$12.99

Questions

Is VantechPro free?
VantechPro is free to download, with no in-app purchases.
Is Data Center Engineer Toolkit free?
Data Center Engineer Toolkit is free to download, with in-app purchases available.
Do VantechPro or Data Center Engineer Toolkit have ads?
Neither VantechPro nor Data Center Engineer Toolkit shows ads.
Which is updated more often, VantechPro or Data Center Engineer Toolkit?
VantechPro ships an update every 9 months, and Data Center Engineer Toolkit every 2 days. Most recently, VantechPro was updated on July 10, 2026 and Data Center Engineer Toolkit on September 24, 2026.

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