BlackBox vs Samsung Voice Recorder: Honest Comparison
Samsung Voice Recorder comes on Galaxy phones and does quick recordings well, with an Interview mode that uses two microphones, bookmarks, transcripts and recording from a Galaxy Watch. BlackBox is for recording in the background all day or on a schedule, in tidy hourly files, on any Android phone or iPhone, with transcription done on the device.
We make BlackBox, so read this as informed rather than neutral. Every Samsung Voice Recorderdetail below comes from its own store listing or help docs (linked in References); where a listing doesn't say, the table says so rather than guessing. Spot something out of date? Tell us.
BlackBox vs Samsung Voice Recorder: feature by feature
| Feature | BlackBox | Samsung Voice Recorder |
|---|---|---|
| Platforms | ✓iPhone and Android | ◐Samsung Galaxy phones, tablets and watches |
| Keeps recording with the screen off | ✓Yes — screen off, in your pocket, in other apps | –Not stated in listing |
| Built for all-day (24/7) recording | ✓Yes — press record once and it runs all day | –No all-day mode described |
| Scheduled start and stop | ✓Yes — separate weekday and weekend windows | –Not stated in listing |
| Splits long recordings into files automatically | ✓Yes — one file per hour, days auto-archived | –Not stated in listing |
| Recording length limit | ✓No app-imposed limit; runs while the OS allows | –Not stated in listing |
| Storage per hour of audio | ✓≈14.4 MB per hour | –Not stated in listing |
| Recording format | ✓AAC, 32 kbps mono, 16 kHz (tuned for speech) | –Not stated in listing |
| Works without an account | ✓No account | –Not stated in listing |
| Where your audio is kept | ✓On your phone; optional backup to your own Files / Drive folder | ✓Saved on the device |
| Transcription | ✓Yes — on-device, nothing uploaded | ◐Yes — features vary by device |
| Speaker labels | ✓Yes — on-device | ◐Interview mode separates two voices by microphone |
| AI summaries | ✕No | –Not stated in listing |
| Works offline | ✓Yes — recording and transcription | –Not stated in listing |
| In-app lock (Face ID / passcode) | ✓Yes — Face ID, Touch ID or passcode | –Not stated in listing |
| Records phone calls | ✕No — records the room, not the call line | ◐Imports call recordings from the Phone app |
| Works with just your phone | ✓Yes — no extra device | ✓Yes |
✓ yes · ◐ partly or with conditions · ✕ no · – not stated in the listing. Background recording on any app runs only while iOS or Android allows it; a phone call takes the microphone from every recorder.
What Samsung Voice Recorder users complain about
Themes from 1–2★ Google Play reviews of Samsung Voice Recorder we read in October 2026, paraphrased.
Recordings that vanish
Several reviewers say recordings disappeared — sometimes after backup or sync settings changed — and weren't in the recently-deleted folder either.
Source: Google Play reviewsTranscripts and summaries that broke after updates
Recent reviews describe transcription or summaries failing with a processing error, quality changing after AI features were added, and missing transcription languages.
Source: Google Play reviewsStopping mid-recording
Some reviewers report a recording stopping part-way, for example when storage runs low, with no way to continue the same file.
Source: Google Play reviewsWatch recordings not syncing
A few Galaxy Watch owners say recordings don't transfer to the phone automatically.
Source: Google Play reviewsWhen to pick Samsung Voice Recorder instead
- You have a Galaxy phone and want the recorder that came with it.
- You record two-person conversations and want Interview mode, which uses the top and bottom microphones and plays each voice back separately.
- You like bookmarking moments while you record and playing only the bookmarked parts.
- You want to start recordings from a Galaxy Watch, or block incoming calls while recording.
When BlackBox fits better
- You want recording to run all day, or start and stop on weekday and weekend schedules.
- You want each day split into hourly files instead of one huge file per session.
- You might switch to a non-Samsung phone or an iPhone and want the same recorder.
- You want transcription that runs on the phone with nothing uploaded, and the library locked behind your fingerprint, face or passcode.
Frequently asked questions
Can Samsung Voice Recorder record on a schedule?
Samsung's listing doesn't describe a scheduling feature. BlackBox can start and stop recording automatically, with separate windows for weekdays and weekends.
Does BlackBox work on Samsung phones?
Yes. BlackBox runs on Android, including Galaxy phones. Samsung's battery management can pause background apps, so it's worth allowing BlackBox to run unrestricted — our recording fixes cover the exact settings.
Which is better for interviews?
For a sit-down two-person interview, Samsung's Interview mode is a genuine advantage. For a long day where conversations happen whenever, BlackBox's continuous recording and hourly files are the better fit.
Is Samsung Voice Recorder available on iPhone?
No — it's listed for Galaxy smartphones, tablets and watches. BlackBox is on both the App Store and Google Play.
References
- Samsung Voice Recorder — Google Play listing — Samsung Electronics, checked Oct 25, 2026
- Samsung Voice Recorder — Google Play ratings and reviews — Google Play, checked Oct 25, 2026
- BlackBox features and FAQ — BlackBox
More comparisons
Go deeper
Try BlackBox next to Samsung Voice Recorder
Record all day or on a schedule, browse by the hour and transcribe on-device — no account, and your audio stays on your phone. Test it on your device first: background limits vary by phone.