Comparison

Spy Hearing vs Smart Printer · Scan & Print

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

Head to head
About

Spy Hearing

Amplify distant sounds and record audio with your phone. This tool offers enhanced listening capabilities with various EQ presets and acoustic space options. It processes audio on-device for privacy and works with multiple headphone types.

Highlights
  • Up to 16x audio amplification
  • 5 tuned EQ presets
  • 9 acoustic space settings
  • Background recording
  • Noise cancellation
  • 8-band parametric EQ
Features
Read full description

Hear what others can't. Spy Hearing turns your iPhone into a long-range listening device. Amplify distant voices, pull muffled audio through walls and doors, and record every session — all from your headphones, on a phone you already carry. Whether you're a curious investigator, a journalist capturing interviews, or someone with mild hearing difficulty who wants extra clarity, Spy Hearing puts professional-grade audio control in your pocket. KEY FEATURES • Up to ×16 amplification through your headphones • 5 tuned EQ presets — Long Range, Through Walls, Whisper, Bass, Custom • 9 acoustic Spaces from Small Room to Cathedral • Independent stereo balance for one-ear listening • Background recording — capture audio with the screen off • Noise cancel for indoor conversations • 8-band parametric EQ with manual control WORKS WITH AirPods, AirPods Pro, AirPods Max, wired EarPods, third-party Bluetooth headsets, AirPlay receivers — any audio output your iPhone can route to. PRIVACY-FIRST Your audio is processed entirely on your device. We do not run servers that receive your audio. We do not collect personal data, embed analytics SDKs, or track you. No accounts. No sign-in. No tracking pixels. PRO ACCESS — PRICING & TERMS • Weekly subscription with a 3-day free trial. After the trial ends, the subscription renews automatically each week at the price displayed in the app and in App Store Connect. Cancel anytime in Settings → [your name] → Subscriptions at least 24 hours before the period ends to avoid renewal. • Lifetime — a single one-time non-consumable purchase. No trial. No recurring charges. Yours forever. Payment is charged to your Apple ID at confirmation of purchase. Subscription auto-renewal can be turned off in iOS Settings. Refunds are handled by Apple at https://reportaproblem.apple.com. SUBSCRIPTION REQUIRED Spy Hearing requires an active subscription or a one-time lifetime purchase to use. There is no free tier. Choose between a 3-day free trial that converts to a weekly auto-renewing subscription, or a single lifetime purchase with no recurring charges. IMPORTANT Spy Hearing is an entertainment and personal-use audio amplification tool. It is not a hearing aid, not a medical device, and not registered with the FDA, EMA, or any other regulator. For hearing concerns, consult a licensed audiologist. You are responsible for complying with the laws of your jurisdiction regarding microphone use, audio recording, and consent. Recording without consent may be a serious offense in your area. Headphones are required for the best experience. Without them the microphone picks up the speaker output and creates feedback. Privacy Policy: https://docs.google.com/document/d/162eu7hM3lMA9uxrXoFx83Fu1Ia_-F0aGA_XbP18uyA0/ Terms of Use: https://docs.google.com/document/d/1yx-SP0V9sydnA5gZfu45RN_lJZYvW6EI9LWTaw5XXZg/ Support: aistemsolutions@gmail.com

About

Smart Printer · Scan & Print

Easily print documents, photos, and web pages wirelessly from your iPhone or iPad. This app also functions as a mobile scanner, allowing you to edit and sign documents before printing.

Highlights
  • Mobile PDF scanner
  • Edit and sign documents
  • Photo printing
  • Web page and email printing
  • Multi-format file support
  • Print preview
Read full description

Need a fast and reliable AirPrint app to print documents, scan contracts, or print photos directly from your iPhone or iPad? Smart Printer is your all-in-one wireless printing and mobile PDF scanner solution. Print files, images, emails, and web pages in seconds without cables or complex setups. Transform your iOS device into a portable document hub. Smart Printer allows you to scan physical papers with your camera, make quick edits, add a handwritten digital signature, and send files straight to any AirPrint-enabled printer over Wi-Fi. KEY FEATURES: • Mobile PDF Scanner: Turn your camera into a high-quality document scanner. Scan multi-page contracts, receipts, or notes, automatically adjust contrast, crop edges, and save as PDF files. • Edit & Sign Documents: Add your digital signature, custom text notes, or dates to any scan or PDF before sending it to print — no separate PDF editor needed. • Photo Printing & Gallery: Print high-resolution photos, picture collages, and gallery images with custom paper size and layout options. • Web Pages & Email Printing: Print web articles, online receipts, travel tickets, and email attachments directly within the app. • Text Notes & Contacts: Type quick text notes or select contacts to print formatted contact cards instantly. • Multi-Format File Support: Easily print PDF, JPG, PNG, TXT, and MS Office files wirelessly. • Print Preview: Preview layout, margin settings, and page orientation before printing to save paper and ink. HOW IT WORKS: 1. Connect your iPhone and printer to the same Wi-Fi network. 2. Make sure your printer supports Apple AirPrint technology. 3. Select your document, scan, or photo, edit or add a signature, and tap Print! FREQUENTLY ASKED QUESTIONS: •Do I need to install printer drivers? No. Smart Printer utilizes native Apple AirPrint technology, eliminating the need for extra drivers, software, or computer connections. •Which printers are compatible? Any wireless printer with official Apple AirPrint support (including models from HP, Canon, Epson, Brother, Xerox, Lexmark, Kyocera, and more). Note: Smart Printer requires an Apple AirPrint-compatible printer connected to the same Wi-Fi network as your iOS device. Privacy Policy - https://legal.sparkleafapps.com/smartprinter/privacy-policy.html Terms of Use - https://legal.sparkleafapps.com/smartprinter/terms-of-use.html

Screenshots

Spy Hearing4 screens
Smart Printer · Scan & Print4 screens

Verdict

The call

The clearest difference is monetization model: Smart Printer · Scan & Print at free with in-app purchases against Spy Hearing's subscription. Smart Printer · Scan & Print also leads on rating (5.0 vs 4.8). Spy Hearing's advantage is ratings volume (65 vs 1). On price, update cadence, ads and in-app purchases 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. Spy Hearing sells 2 in-app purchases, starting at $4.99 per 7 days and Smart Printer · Scan & Print sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Smart Printer · Scan & Print holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Spy Hearing has 65 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Spy Hearing ships an update every 3 weeks, Smart Printer · Scan & Print every 5 weeks. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
Spy Hearing versus Smart Printer · Scan & Print: the parameters behind the verdict, then further details
ParameterSpy HearingSmart Printer · Scan & Print
PriceFreeFree
Rating4.8 (65 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings65 — better1
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhoneiPhone, iPad — better
Requires iOS17.017.0
Further details — not scored
Size4 MB25 MB
Age rating4+4+
DeveloperMuhammad AjmalArtem Teluschenko

Customer experience

Spy Hearing

All ratings65 ratings
Positive95.4%
Neutral3.1%
Negative1.5%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Smart Printer · Scan & Print

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Spy Hearing

Subscriptions1
  • Weekly3 Days trial$4.997 Days
One-time1
  • Lifetime$14.99
3 purchases

Smart Printer · Scan & Print

Subscriptions3
  • Weekly Access$5.997 Days
  • Weekly Access (3-Day Trial)3 Days trial$5.997 Days
  • Yearly Access$39.991 Year

Questions

Is Spy Hearing free?
Spy Hearing is free to download, with in-app purchases available.
Is Smart Printer · Scan & Print free?
Smart Printer · Scan & Print is free to download, with in-app purchases available.
Which has better reviews, Spy Hearing or Smart Printer · Scan & Print?
Smart Printer · Scan & Print is rated higher. Spy Hearing averages 4.8 out of 5 from 65 ratings, while Smart Printer · Scan & Print averages 5.0 from 1 ratings.
Do Spy Hearing or Smart Printer · Scan & Print have ads?
Neither Spy Hearing nor Smart Printer · Scan & Print shows ads.
Which is updated more often, Spy Hearing or Smart Printer · Scan & Print?
Spy Hearing ships an update every 3 weeks, and Smart Printer · Scan & Print every 5 weeks. Most recently, Spy Hearing was updated on October 25, 2026 and Smart Printer · Scan & Print on October 16, 2026.

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