Comparison

CrossSend vs VPD Tool

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

Head to head
About

CrossSend

Features
Read full description

Every time I get a new device and need to transfer files or installation packages, it always feels very troublesome. When I want to share files with colleagues or friends, especially large files, it's also quite difficult. CrossSend was born to solve these problems. Just install CrossSend on one device, and other devices can transfer files bidirectionally through a browser - secure, convenient, and free from complicated steps. Special tip: If your device and your friend's device are not on the same local network, or if the local network has security restrictions that prevent connections, you can turn on the mobile hotspot on the device with CrossSend installed. Other devices can then connect to this hotspot and open a browser to transfer files. **Key Features:** • Lightning-fast transfers between devices on the same WiFi or LAN • No internet connection needed - works completely offline • No file size limits, transfer anything from photos to large videos • Cross-platform support - works between different operating systems • Secure transfers with optional verification codes • Simple, intuitive interface with no complicated setup • No account registration or login required • Keep your screen on during transfers to prevent interruptions • Only one device needs to install the app; other devices can transfer files bidirectionally via browser Perfect for sharing photos, videos, documents, and other files quickly between your devices. Whether you need to transfer files between phones, tablets, or computers, CrossSend makes it simple and fast without using your mobile data or requiring cloud storage. Download CrossSend today and experience hassle-free file transfers!

About

VPD Tool

This utility app helps growers understand Vapor Pressure Deficit (VPD) for optimal plant growth. It features an interactive heatmap and stage presets to guide environmental adjustments. Calculations are performed on-device for privacy.

Highlights
  • Interactive VPD heatmap
  • Stage-specific VPD ranges
  • Leaf and Air VPD calculation
  • Home and Lock Screen widgets
  • On-device calculations
  • CSV log export
Features
Read full description

Know your VPD in seconds. Enter temperature & humidity (or tap the interactive heatmap) to see Leaf VPD and Air VPD with scientifically labeled isolines. Choose Seedling / Veg / Flower / Late Flowering to see target VPD ranges and how best to nudge your environment to “ideal.” Why growers love it • Interactive heatmap: drag to explore temperature–humidity combos • Stage presets: recommended VPD bands by plant development stage • Leaf vs Air: leaf–air offset, dew point, absolute humidity • Beautiful widgets: small/medium/large Home & Lock Screen widgets • Private by design: on-device calculations, no account required Details • VPD = es(T) × (1 − RH/100); leaf VPD uses leaf temperature (air + ΔT) • Absolute humidity via water vapor partial pressure (ideal gas law) • Full support for °C/°F, metric/imperial • Export logs to CSV Support Questions or feedback: support@nicksberryfarm.com

Screenshots

CrossSend4 screens
VPD Tool4 screens

Verdict

The call

The clearest difference is price: CrossSend at Free against VPD Tool's $0.49. CrossSend also leads on device support (4 vs 2) and iOS requirement (13.0 vs 18.5). On update cadence, ads and in-app purchases 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

CrossSend is free to download; VPD Tool costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 11, 2026 and September 14, 2026 respectively.

Scorecard3 real differences · 7 level
CrossSend versus VPD Tool: the parameters behind the verdict, then further details
ParameterCrossSendVPD Tool
PriceFree — better$0.49
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS13.0 — better18.5
Further details — not scored
Size39 MB2 MB
Age rating4+4+
Developer融 林Nicholas Hwang

In-app purchases

None

CrossSend

No in-app purchases

None

VPD Tool

No in-app purchases

Questions

Is CrossSend free?
CrossSend is free to download, with no in-app purchases.
Is VPD Tool free?
VPD Tool costs $0.49, with no in-app purchases.
Do CrossSend or VPD Tool have ads?
Neither CrossSend nor VPD Tool shows ads.
Which is updated more often, CrossSend or VPD Tool?
CrossSend ships an update every 2 months, and VPD Tool every 2 months. Most recently, CrossSend was updated on September 11, 2026 and VPD Tool on September 14, 2026.

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