Contacts Backup Utility vs SpectralScan Audio Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Contacts Backup Utility
Easily back up, restore, clean, and manage your iPhone and iPad address book. This privacy-focused app offers local backups, smart exports, and tools to merge duplicates and remove incomplete entries.
- Local contact backup
- Quick restore
- Export as vCard/CSV
- Duplicate contact merging
- Cleanup incomplete contacts
- Advanced backup search
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Contacts Backup Utility Your ultimate all-in-one contact management app for iPhone and iPad. Easily back up, restore, clean, and manage your entire address book in one beautifully designed, privacy-focused app. Whether you are switching devices, cleaning duplicates, or keeping your data safe, Contacts Backup Utility gives you full control over your contact list. Key Features • Universal Compatibility: Works seamlessly across iPhone and iPad. • Local Backup: Save your contacts securely on your device. No cloud or server needed. • Quick Restore: Restore any backup instantly with a single tap. • Smart Export: Export contacts as vCard (.vcf) or CSV for easy sharing or transfer. • Backup Comparison: Detect and recover contacts missing from your current phonebook. • Duplicate Merge: Automatically find and merge duplicate contacts. • Cleanup Tools: Identify and remove empty or incomplete contacts. • Advanced Search: Instantly find contacts across all saved backups. • Custom Backup: Choose exactly which fields to include in your backups. • iOS-Style Preview: Enjoy a familiar, native iOS interface when viewing contacts. Why Users Love It • 100% private. Your data never leaves your device. • Fast, simple, and reliable. • Perfect for anyone who values control, privacy, and organization.
SpectralScan Audio Analyzer
Transform your device into a professional audio analysis tool. Visualize sound in real-time with a high-resolution spectrum, perform precise sine sweep measurements, and analyze frequency content over time. Save, compare, and export your audio data.
- Real-time frequency spectrum visualization
- Sine sweep measurements for system response
- Spectrogram for time-frequency analysis
- Comparison and overlay of multiple measurements
- Export data as CSV or PNG
- Pro features for advanced analysis
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SpectralScan turns your phone into a professional audio analysis tool. Real-Time Analyzer (RTA) Visualize your acoustic environment live with a high-resolution frequency spectrum. Adjust smoothing, peak hold, and frequency range on the fly. Sine Sweep Measurements Run a precision sine sweep and capture the full frequency response and impulse response of any speaker, room, or audio system. Spectrogram Watch frequency content evolve over time with a scrolling waterfall display. Compare & Export Save multiple measurements, overlay them for comparison, and export as CSV or PNG. Pro features: multiple sweep measurements, fine octave smoothing, peak frequency display, and additional color themes and more coming.
Screenshots
Verdict
The clearest difference is price: SpectralScan Audio Analyzer at Free against Contacts Backup Utility's $5.99. SpectralScan Audio Analyzer also leads on update cadence (every 9 days vs every 2 months) and rating (4.9 vs 4.6). Contacts Backup Utility's advantage is in-app purchases (none vs 1). On ratings volume, ads 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
SpectralScan Audio Analyzer is free to download; Contacts Backup Utility costs $5.99 up front. SpectralScan Audio Analyzer sells 1 one-off in-app purchase. Contacts Backup Utility asks for nothing beyond the download.
SpectralScan Audio Analyzer holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 5 and 10 respectively.
Contacts Backup Utility ships an update every 2 months, SpectralScan Audio Analyzer every 9 days. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.
| Parameter | Contacts Backup Utility | SpectralScan Audio Analyzer |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 4.6 (5 ratings) | 4.9 (10 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 | 10 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Ebrahim Rahban | Otsukare AB |
Customer experience
Contacts Backup Utility
SpectralScan Audio Analyzer
In-app purchases
Contacts Backup Utility
No in-app purchases
SpectralScan Audio Analyzer
- SpectralScan Pro$9.99
Questions
Is Contacts Backup Utility free?
Is SpectralScan Audio Analyzer free?
Which has better reviews, Contacts Backup Utility or SpectralScan Audio Analyzer?
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Which is updated more often, Contacts Backup Utility or SpectralScan Audio Analyzer?
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