CrossSend vs VPD Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CrossSend
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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!
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.
- Interactive VPD heatmap
- Stage-specific VPD ranges
- Leaf and Air VPD calculation
- Home and Lock Screen widgets
- On-device calculations
- CSV log export
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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
Verdict
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
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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 11, 2026 and September 14, 2026 respectively.
| Parameter | CrossSend | VPD Tool |
|---|---|---|
| Price | Free — better | $0.49 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 39 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 融 林 | Nicholas Hwang |
In-app purchases
CrossSend
No in-app purchases
VPD Tool
No in-app purchases









