差圧チェッカー vs Precise Bubble Level
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
差圧チェッカー
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【差圧チェッカーとは】 差圧チェッカーは、iPhoneだけで室圧測定ができるアプリです。 【測定方法】 ①「担当者」、「事業者」を登録し、選択。 ②基準点となる場所で「基準点気圧測定」を行います。基準点の気温を入力してください。 ③測定したい場所の「部屋名」、「衛生グレード」などを入力します。 ④「測定点気圧測定」を行い、基準点との気圧差を測定します。 【特長】 ・アプリのみで測定機器を持たずに気圧が測定できます。 ・スマート判定基準で部屋のグレード毎に衛生レベルの判定を行います。 ・記録されたデータをメールで出力することができます。
Precise Bubble Level
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Get perfectly level results every time. Precise Bubble Level uses your iPhone's built-in sensors to deliver real-time, precise angle and tilt measurements — no internet required, no account needed. Whether you're hanging a picture frame, installing shelves, aligning furniture, or working on a construction project, Bubble Level gives you the accuracy of a professional tool right in your pocket. FEATURES - 4 Leveling Modes: Horizontal, Vertical, XY-Axis, and Auto mode that switches automatically as you rotate your device. - Real-Time Precision: Live angle readings update instantly as you move. - Calibrate & Lock: Calibrate to any surface and lock for hands-free measurements. - Save Readings: Store measurements for reference throughout your project. - Haptic & Sound Feedback: Feel and hear when you've hit a perfectly level position. - 100% Offline: No Wi-Fi, no account. Your data stays on your device. PERFECT FOR - Hanging picture frames and artwork - Installing shelves, cabinets, and furniture - Construction and carpentry work - Plumbing and pipe alignment - Photography and tripod setup - DIY home improvement projects - Tile and flooring installation PROFESSIONAL ACCURACY Bubble Level uses your device's gyroscope and accelerometer for high-confidence readings with near-zero margin of error. Calibrate once and trust every measurement that follows. SETTINGS YOUR WAY Choose your unit (degrees or percent), toggle haptic and sound feedback, switch between light and dark themes — Bubble Level adapts to how you work. Download Bubble Level and bring professional-grade leveling to every project. LEGAL Privacy Policy: https://ergunsu.com/apps/bubble-level/privacy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: 差圧チェッカー at none against Precise Bubble Level's 3. 差圧チェッカー also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). Precise Bubble Level's advantage is update cadence (every 11 days vs every 3 months). On price 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. Precise Bubble Level sells 3 in-app purchases, starting at $0.99 per 7 days. 差圧チェッカー asks for nothing beyond the download.
差圧チェッカー ships an update every 3 months, Precise Bubble Level every 11 days. The most recent releases landed on September 16, 2026 and September 12, 2026 respectively.
| Parameter | 差圧チェッカー | Precise Bubble Level |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 11 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 17 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryonetsu Kogyou co.,ltd. | Turan Hurkan Ergunsu |
In-app purchases
差圧チェッカー
No in-app purchases
Precise Bubble Level
- Remove Ads$0.997 Days
- Remove Ads$2.991 Month
- Remove Ads$17.991 Year
Questions
Is 差圧チェッカー free?
Is Precise Bubble Level free?
Do 差圧チェッカー or Precise Bubble Level have ads?
Which is updated more often, 差圧チェッカー or Precise Bubble Level?
Other comparisons
