Contact Backup vs Protractor Angle Measure App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Contact Backup
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Contacts Export is a lightweight and efficient iPhone contact manager supporting multiple export and import formats. Safe & Secure: Fully offline, no internet required. Your data never leaves your device. (Only needs internet connection for App Store purchases.) Features: - Export as VCF, CSV, XLSX, or PDF - Import contacts from VCF and CSV files - Upload via WiFi from your computer browser - Preview before exporting or importing - Share or print via the system menu - Send directly via email - Select specific contacts to process Supported Formats: - VCF (vCard) standard contact format, compatible with all phones - CSV spreadsheet format, editable with Excel and more - XLSX native Excel format with full styling - PDF portable document format, ideal for printing and archiving
Protractor Angle Measure App
This tool allows for instant and accurate angle measurements using a digital protractor, camera overlay, and ruler. It supports 180° and 360° measurements, ideal for students, engineers, builders, and DIYers for various projects.
- Accurate digital protractor
- 180° & 360° measurement
- Camera overlay for real-time angles
- Ruler mode for line measurement
- Angle lock and precision control
- Simple, distraction-free interface
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Protractor: Angle Finder is a clean, simple, and accurate tool for measuring angles instantly. Designed for students, engineers, builders, DIY enthusiasts, and anyone who needs fast, reliable measurements. Use the digital protractor, camera overlay, and ruler to measure 180° or 360° angles with precision. Rotate, align, and zoom objects easily for math, carpentry, or design projects. Key Features Accurate digital protractor – measure angles with confidence 180° & 360° measurement – perfect for any project Camera protractor – overlay angles in real time Ruler mode – measure straight lines Angle lock & precision control – avoid mistakes Simple, clean interface – distraction-free design Perfect for school, DIY, construction, or design Whether measuring angles on paper, screens, or objects through your camera, this app makes every measurement fast, accurate, and easy. Who Needs This App? Students learning geometry Engineers and architects DIY enthusiasts and hobbyists Builders and carpenters Designers and illustrators Subscription Details Savory All Access Monthly: $7.99 Yearly: $34.99 Auto-renews unless canceled Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.e-droid.net/privacy.php?ida=3820332&idl=en Download Now Measure angles in seconds with Protractor: Angle Finder – precise, reliable, and simple for every project.
Screenshots
Verdict
The clearest difference is in-app purchases: Contact Backup at none against Protractor Angle Measure App's 2. Contact Backup also leads on ads (none vs shown). Protractor Angle Measure App's advantage is update cadence (every 4 months vs every 40 months) and iOS requirement (13.0 vs 16). 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. Protractor Angle Measure App sells 2 in-app purchases, starting at $3.99 per month. Contact Backup asks for nothing beyond the download.
Contact Backup ships an update every 40 months, Protractor Angle Measure App every 4 months. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | Contact Backup | Protractor Angle Measure App |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.3 (4 ratings) — better |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 40 months | Every 4 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 16 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Shanghai Dazhuo Information Technology Co., Ltd. | Ebenezer Oteng |
In-app purchases
Contact Backup
No in-app purchases
Protractor Angle Measure App
- Premium Monthly$3.991 Month
- Lifetime access$9.99
Questions
Is Contact Backup free?
Is Protractor Angle Measure App free?
Do Contact Backup or Protractor Angle Measure App have ads?
Which is updated more often, Contact Backup or Protractor Angle Measure App?
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