Comparison

SP Voice vs ATGChat

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

Head to head
About

SP Voice

Record high-quality audio discreetly with customizable fake backgrounds and a black screen interface. Control recordings remotely and protect files with a passcode. Supports Apple Watch for seamless operation.

Highlights
  • Discreet recording with fake backgrounds
  • Black screen interface
  • Remote control via Apple Watch
  • Passcode and biometric protection
  • Adjustable audio quality
  • Audio playback and editing
Features
Read full description

Want to record voice memo in highest quality without any notice. This is the app that you need: SP Voice. This is one of the best app for record conversations in any meeting without disturbing other. No need to place in your pocket or beg, place your device close to the source of voice and record, no one know that you are recording the voice. With SP Voice, you can record any audio voice without any UI controls appear while the device shows one of the fake backgrounds. Simulate that you are browsing the web, a blog or showing a still image while recording. Moreover, you can show, transparent, or hide all the UI controls to simulate a real spy experience. Addition, you can wirelessly remote this app via Apple watch. RECORDER • Automatic Mode: automatically do record action and other actions when app launch • Support upside down interface for even better voice recording quality • Highest quality voice recording by placing the device close to the source of voice • Ability to limit audio recording duration • Choose the audio quality between low, medium, high or best • Save recorded files inside app private folder with passcode protection PLAYER & EDITOR • Playback recorded audio at different speed: normal, slow or fast • Built-in audio editor to trim or delete audio data INTERFACE • Screen is completely black to simulate the device is turned off • Fake other people that you're on other activities by using fake backgrounds • Alternative static image slideshow or dynamic rotating clock or interactive web browsing fake backgrounds • Ability to your own image fake background • Dimmed screen with zero brightness in black background • Hideable all UI buttons on the screen • Adjustable the visible of the UI transparency • Make sure you tap the correct button with haptic feedback support PASSCODE • No one can stop your recording by secure the recording and lock all UI buttons with passcode • Support Touch ID and Face ID to unlock passcode • Advanced passcode system can lock recorder UI buttons, lock app access when launch, and lock access recorded audio files ACCESSORIES • Support cable and bluetooth earphone for recording and playback • Wirelessly remote this app via Apple Watch SHARING • Easy sharing from inside the app or use USB cable for iTunes Files Sharing • Direct sharing recorded files to cloud storage

About

ATGChat

This service offers real-time voice communication, group messaging, and location tracking for mobile and PC users. It allows for instant group calls, unlimited text and image messages, and location mapping. Premium features include historical location data and speed alerts.

Highlights
  • Push-to-Talk (PTT) Voice
  • Group Messaging
  • Location Services
  • Location Mapping
  • Web Portal Management
  • Historical Location Tracking
  • Speed Limit Alerts
Read full description

ATGChat is a subscription service that provides Push-to-Talk (PTT) Voice, Group Messaging and Location Services for Mobile Devices and PC Based Dispatch Users. Get the free app as a part of your ATGChat membership, and communicate with your employees. How does ATGChat work? - ATGChat membership gives you access to unlimited Push to Talk Voice, Group Messaging and Location Services for one low monthly price. - With the ATGChat app you can instantly create Group PTT calls. - You can send Group oriented text and image Messages, with no message length restrictions like SMS. - You can view the location of your participating Contacts using the ATGChat Location Mapping feature. - With a Premium ATGChat membership, you can enable historical location services (bread crumb tracking) and speed limit alerts for your employees. Note: This app may use your location even when it isn’t open, which can decrease device battery life. - An ATGChat subscription includes access to the ATGChat web portal to manage your Contacts and Groups, and to view ATGChat location maps.

Screenshots

SP Voice4 screens
ATGChat4 screens

Verdict

The call

The clearest difference is price: ATGChat at Free against SP Voice's $2.99. SP Voice's advantage is rating (4.4 vs 3.0) and ratings volume (287 vs 2). On 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

ATGChat is free to download; SP Voice costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SP Voice holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: SP Voice has 287 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

SP Voice ships an update every 2 months, ATGChat every 4 months. The most recent releases landed on September 23, 2026 and June 5, 2026 respectively.

Scorecard7 real differences · 3 level
SP Voice versus ATGChat: the parameters behind the verdict, then further details
ParameterSP VoiceATGChat
Price$2.99Free — better
Rating4.4 (287 ratings) — better3.0 (2 ratings)
Positive reviews26.5% of reviews—
Number of ratings287 — better2
Update frequencyEvery 2 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid — betterSubscription
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS11.0 — better16.1
Further details — not scored
Size20 MB18 MB
Age rating17+4+
DeveloperRatha SouApplied Technology Group, Inc. (CA)

Customer experience

SP Voice

All ratings287 ratings
Positive84.3%
Neutral4.9%
Negative10.8%
Written reviews34 reviews
Positive26.5%
Neutral5.9%
Negative67.6%

ATGChat

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

SP Voice

Reported bugs

16 issues
  • App does not record
  • Cannot access recordings
  • App not allowing audio playback
  • Orange microphone indicator visible
  • Red indicator around clock visible
Show 11 more
  • App crashes continually
  • App stops recording on its own
  • Cannot click record button
  • Red recording indicator is present
  • Blank black screen on launch
  • Setup icon unresponsive after unlock
  • Lost saved files after reinstall
  • App does not work with latest iPhone update
  • Automatic mode not working
  • Red bar at the top of the screen is visible
  • Background scrolls back to 'None'

Requested features

9 requests
  • Provide support for forgotten codes/passcodes
  • Allow audio playback of previously recorded audio
  • Update to fix glitches preventing audio access
  • Ensure recordings continue even when timer rings
  • Add option to save recordings as .mp3
Show 4 more
  • Clarify recording duration limits
  • Provide warning for low memory during recording
  • Ensure data is saved when memory runs out
  • Fix recorded time display for over 1 hour

ATGChat

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

SP Voice

No in-app purchases

None

ATGChat

No in-app purchases

Questions

Is SP Voice free?
SP Voice costs $2.99, with no in-app purchases.
Is ATGChat free?
ATGChat is free to download, with no in-app purchases.
Which has better reviews, SP Voice or ATGChat?
SP Voice is rated higher. SP Voice averages 4.4 out of 5 from 287 ratings, while ATGChat averages 3.0 from 2 ratings.
Do SP Voice or ATGChat have ads?
Neither SP Voice nor ATGChat shows ads.
Which is updated more often, SP Voice or ATGChat?
SP Voice ships an update every 2 months, and ATGChat every 4 months. Most recently, SP Voice was updated on September 23, 2026 and ATGChat on June 5, 2026.

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