ワイヤレスCO2モニター vs A&D WeiV
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ワイヤレスCO2モニター
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あなたのお部屋のCO2（二酸化炭素）濃度はどれくらいかご存知ですか？ CO2濃度は人の集中力や健康などに影響を及ぼします。CO2濃度が上がったらしっかり換気し リフレッシュしてください。 専門家などは部屋のCO2濃度は1,000ppm以下とすることを推奨しています。 ＊注）本アプリに対応したセンサーデバイスが無いと動作しません。 【主な機能】 １．正確なCO2濃度を測定および記録することが可能です。（データロギング機能） ２．測定間隔は3秒、10秒、30秒、1分、5分、10分、30分、1時間から選択できます。 ３．最大で12個のセンサーによる同時観測が可能です。 ４．内蔵電池だけで最長で1年以上のデータロギングが可能です。 ５．3種類の校正機能があるので、長期間ご使用になれます。 【主な用途】 １．人が居住する場所の換気状態の「見える化」 ２．大人数が限られた空間に集まる室内の換気モニタリング（教室、バス、映画館等） ３．CO2ガスやCO2消火器等の漏れのモニタリング ４．ビニールハウスや植物工場におけるCO2濃度管理 ５．住宅・ビル用換気システムの制御等
A&D WeiV
Connects electronic scales to your smartphone or tablet via Bluetooth. Control your weighing instrument and store measurement data wirelessly. Add details like date and number to your readings.
- Wireless Bluetooth connection
- Control weighing instruments
- Receive and store weighing data
- Add date/time/number to data
- Send commands to scale
- Repeat command function
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A&D WeiV establishes wireless connection (Bluetooth) between an A&D weighing instrument (electronic balance/scale) and a smartphone/tablet computer, and thereby enables control of the weighing instrument and reception/storage of weighing data. Functions - Display weighing results - Receive weighing data/GLP output - Send commands to a balance/scale - Repeat function to send commands at set time intervals - Add date/time/number to weighing data - Save/delete received data Supported OS iOS 14.0 or later Supported devices - Bluetooth-compatible balances/scales - Options for Bluetooth output (OP-27 series, etc.) Note - Only the A&D standard format is supported for displaying weighing results. - Pairing between the weighing instrument and the mobile device should be executed from the scan screen after launching the app. A&D Company, Ltd. shall not be liable for any direct, indirect, special, or consequential damages caused by defects in “A&D WeiV”, even when A&D Company, Ltd. has been advised of the possibility of such damages. Nor shall A&D Company, Ltd. be liable for any claims of rights made by third parties. At the same time, A&D Company, Ltd. assume no responsibility for any loss of software or data.
Screenshots
Verdict
The clearest difference is update cadence: A&D WeiV at every 5 months against ワイヤレスCO2モニター's every 11 months. ワイヤレスCO2モニター's advantage is iOS requirement (8.0 vs 14.0). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ワイヤレスCO2モニター ships an update every 11 months, A&D WeiV every 5 months. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.
| Parameter | ワイヤレスCO2モニター | A&D WeiV |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 11 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 4 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Step One Limited | A&D Company, Limited |
In-app purchases
ワイヤレスCO2モニター
No in-app purchases
A&D WeiV
No in-app purchases
