Vsensor vs R2 Tower
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vsensor
This utility app displays environmental data like PAR, CO2, and CO concentrations directly on your phone. It requires compatible external meters to function.
- Displays PAR data
- Shows CO2 concentration
- Reads CO concentration
- Works with external meters
- Professional tool
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To show the datas of PAR, CO₂ concentration and CO concentration in phone by working with corresponding meters.
R2 Tower
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Welcome to R2 Tower – the digital platform that simplifies and enriches everyday life at the R2 Tower in Wallisellen. With a wide range of innovative services, R2 Tower supports tenants, employees and guests in their daily routine and ensures smooth processes within the building.
Screenshots
Verdict
Vsensor and R2 Tower are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Vsensor ships an update every 3 weeks, R2 Tower monthly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | Vsensor | R2 Tower |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (8 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 70 MB | 39 MB |
| Age rating | 4+ | 17+ |
| Developer | 健成 李 | StreamNow |
In-app purchases
Vsensor
No in-app purchases
R2 Tower
No in-app purchases
