Comparison

Tone Wave vs hiSpy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tone Wave

Features
Read full description

Tone Wave - is a powerful yet user-friendly audio testing tool that allows you to generate, explore, and analyze sound frequencies with high precision. Frequency Generator Create accurate sound frequencies in real time. - Smooth and precise frequency control - Wide frequency range (Hz) - Perfect for speaker testing, audio experiments, and calibration Stereo Test Check left and right audio channels independently. - Test left and right speakers separately - Auto loop mode for continuous testing - Ideal for headphone and speaker diagnostics Noise Meter Monitor ambient noise instantly. - Real-time dB level tracking - Minimum, maximum, and average values - Great for measuring room noise and sound environments Premium subscription: • Ad-free experience • Regular feature updates • Enhanced audio performance Subscription: Payment will be charged to iTunes Account at confirmation of purchase. Subscription with a free trial period will automatically renew to a paid subscription. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Account will be charged for renewal within 24 hours prior to the end of the current period at the rate of the selected plan. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase. You can cancel your subscription or free trial in the iTunes settings at least 24-hours before the end of the free trial period. The cancellation will take effect the day after the last day of the current subscription period and you will be downgraded to the free service. Subscription options: - Weekly Price: $ 5.99 - Annual $ 49.99 For other currencies, the price corresponds to the same tier on the App Store Pricing Matrix. Privacy Policy: https://sites.google.com/view/tonewawe/privacy Terms of Use: https://sites.google.com/view/tonewawe/terms EULA- https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

hiSpy

Detect hidden cameras and suspicious devices in your surroundings. Utilize Wi-Fi scanning, infrared, and magnetic detection for comprehensive privacy checks in hotels, rentals, and private spaces. Gain peace of mind by knowing what's around you.

Highlights
  • Wi-Fi network scanning for suspicious devices
  • Infrared detection for camera lights
  • Magnetic activity detection
  • Identification of nearby electronic devices
  • Multiple detection methods
  • Guidance for inspecting common locations
Features
Read full description

Protect your privacy wherever you go. Hispy helps you check your surroundings for hidden cameras and suspicious devices using multiple detection tools. Whether you're staying at a hotel, checking into a rental, traveling, or simply want more peace of mind, Hispy makes it easy to scan your space in seconds. Know what's around you before you settle in. Features • Scan your Wi-Fi network for connected and suspicious devices. • Detect potential hidden cameras on the same network. • Use infrared detection to spot camera lights that may be difficult to see with the naked eye. • Check your surroundings for unusual magnetic activity. • Identify suspicious electronic devices nearby. • Use multiple detection methods for a more complete privacy check. • Follow simple guidance to inspect common hidden-camera locations. • Scan hotel rooms, vacation rentals, bedrooms, offices, and other private spaces. • Run quick privacy checks whenever you enter a new environment. Why Hispy? Hidden cameras can be small, discreet, and difficult to notice. Hispy gives you practical tools to investigate your surroundings and identify devices that may deserve a closer look. Instead of relying on a single detection method, you can combine network scanning, infrared detection, magnetic detection, and manual inspection to perform a more thorough check. Travel With More Confidence A new hotel room. A vacation rental. A changing room. An unfamiliar space. Make a privacy check part of your routine. Open Hispy, scan your surroundings, and get more information about the devices around you before you relax. Your Privacy Matters You shouldn't have to wonder whether someone could be watching. Hispy is designed to give you more awareness and control over your private spaces. Check your room before you sleep, inspect an unfamiliar environment, or simply scan when something doesn't feel right. Perfect for • Hotels and vacation rentals • Business trips • Solo travel • Bedrooms and private spaces • Offices and meeting rooms • Changing rooms • Frequent travelers • Anyone who values privacy and peace of mind Premium Subscription Unlock the full Hispy experience with advanced detection tools, enhanced device scanning, and additional privacy features. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours before the current subscription period ends. You can manage or cancel your subscription at any time from your App Store account settings. Privacy Policy: https://sites.google.com/view/hispy/privacy-policy Terms of Use: https://sites.google.com/view/hispy/terms-of-use Download Hispy and make privacy checking part of every stay.

Screenshots

Tone Wave4 screens
hiSpy4 screens

Verdict

The call

The clearest difference is ads: hiSpy at none against Tone Wave's shown. hiSpy also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (15.1 vs 18.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tone Wave sells 2 in-app purchases, starting at $5.99 per 7 days and hiSpy sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Tone Wave ships an update every 2 months, hiSpy every 5 days. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 6 level
Tone Wave versus hiSpy: the parameters behind the verdict, then further details
ParameterTone WavehiSpy
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 2 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size30 MB82 MB
Age rating4+17+
DeveloperVladimir GerlakABDULVAHIT CELIK

In-app purchases

2 purchases

Tone Wave

Subscriptions2
  • Tone Wave - Weekly$5.997 Days
  • Tone Wave - Annual3 Days trial$49.991 Year
2 purchases

hiSpy

Subscriptions2
  • hiSpy Premium Weekly$5.997 Days
  • hiSpy Premium Yearly$24.991 Year

Questions

Is Tone Wave free?
Tone Wave is free to download, with in-app purchases available.
Is hiSpy free?
hiSpy is free to download, with in-app purchases available.
Do Tone Wave or hiSpy have ads?
Tone Wave shows ads; hiSpy does not.
Which is updated more often, Tone Wave or hiSpy?
Tone Wave ships an update every 2 months, and hiSpy every 5 days. Most recently, Tone Wave was updated on October 2, 2026 and hiSpy on October 6, 2026.

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