Tiltometer vs SurlfBird
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tiltometer
This app transforms your device into a real-time inclinometer for off-road adventures. Monitor your vehicle's pitch and roll with animated gauges, customizable profiles, and adjustable tilt warnings. Includes GPS elevation and compass heading.
- Real-time pitch and roll gauges
- Customizable vehicle silhouettes
- Adjustable tilt warning thresholds
- GPS elevation and compass heading
- Calibration to any surface
- Screen stays on
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Tiltometer turns your iPhone or iPad into a precision inclinometer for off-road driving, overlanding, and trail riding. See your vehicle's pitch and roll in real time on animated gauges that move with your device. REAL-TIME TILT GAUGES Front and side vehicle silhouettes rotate live with your device orientation, giving you an intuitive read on pitch and roll displayed in degrees or percent grade. CUSTOMIZE YOUR RIDE Choose from 13 built-in vehicle silhouettes or upload your own photos to create a custom front and side profile that matches your exact rig. Apply a tint color and adjust opacity for the perfect look. TILT WARNINGS Set yellow and red alarm thresholds for each axis. Visual gauge overlays change color as you approach dangerous angles, and an optional audio alarm sounds when thresholds are exceeded. COMPASS & ELEVATION GPS elevation in feet or meters and compass heading with cardinal directions — magnetic or true north — are always visible at a glance. BUILT FOR THE TRAIL - Calibrate to zero on any surface - Adjustable gauge smoothing for steady readings on rough terrain - Screen stays on while the app is active - Works in portrait and landscape - No account or internet connection required
SurlfBird
This utility app extracts URLs from .url files on your iPhone or iPad. It then opens the URL directly in Safari, streamlining the process of accessing saved web links from your desktop.
- Extracts URLs from .url files
- Opens URLs directly in Safari
- Supports shared file storage integration
- Simple and lightweight utility
- No extra internet traffic
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SurlfBird solves a long-standing problem. You run a Windows desktop computer and an iPhone/iPad side by side. You use a shared file storage like ownCloud, Nextcloud, Dropbox, WebDAV or something similar to transfer your data between the devices. This works fine for office documents, text documents. If, like me, you like to save URLs from internet sessions in your shared storage for later reading or as a reminder, you will find a .url file when viewing the replicated storage on the iOS device. You can copy its contents to the Notes application and click the link there. Now you have SurlfBird to help you. Just share the url file with SurlfBird and it will grep the URL from the .url file and open Safari with that URL. Very small and simple application, no extra internet traffic or anything.
Screenshots
Verdict
The clearest difference is price: SurlfBird at Free against Tiltometer's $1.99. SurlfBird also leads on rating (5.0 vs 3.6) and review sentiment (100% vs 80%). Tiltometer's advantage is chart position (#199 vs unranked) and ratings volume (13 vs 2). On 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
SurlfBird is free to download; Tiltometer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SurlfBird holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Tiltometer has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of Tiltometer's written reviews are positive against 100% of SurlfBird's.
| Parameter | Tiltometer | SurlfBird |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 3.6 (13 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 80.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 13 — better | 2 |
| Update frequency | Every 7 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #199 — better | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 32 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Steven Eppler | Dokumenta (LU) |
Customer experience
Tiltometer
SurlfBird
In-app purchases
Tiltometer
No in-app purchases
SurlfBird
No in-app purchases









