Comparison

Silent Phone vs SaltIM

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

Head to head
About

Silent Phone

This app offers secure, end-to-end encrypted voice, video, and messaging for businesses. Protect sensitive communications and intellectual property with advanced privacy features. Facilitate confident global collaboration for your team.

Highlights
  • End-to-end encrypted voice, video, and messaging
  • Secure conference calling and group messaging
  • Burn commands and timers to destroy messages
  • Secure file sharing
  • Zero-touch deployment
  • Integrated enterprise user management
Features
Read full description

Silent Phone provides enterprise-grade encrypted voice, video, and messaging. Our end-to-end security protects your business, its reputation, and its valuable intellectual property from spying eyes. With Silent Phone, your team can discuss important matters across continents with the same confidence as if you were all in the same room. Silent Phone is developed by Silent Circle, the world leader in enterprise privacy solutions. Features: - Privacy and security trusted by businesses and governments around the world - Simple "zero-touch" deployment across your organization - Integrated enterprise user management with Silent Manager - Secure voice and video calls with our unique Security Words - Secure high-definition conference calling and group messaging - Burn commands destroy all copies of sent messages - Burn timers automatically redact old messages - Voice memos speed communication and replace insecure voicemail - Read receipts and delivery receipts give your teams situational awareness - Securely send documents, videos, images, and other files - Silent World offers calling to/from traditional phone numbers with enhanced security - Standards-compliant Single Sign-On (SSO) - Scheduled training available for your teams

About

SaltIM

This secure communication app provides encrypted messaging and calls for organizations prioritizing privacy. It offers robust control features to protect sensitive information and maintain trusted relationships.

Highlights
  • Secure one-to-one and group chat
  • End-to-end encrypted voice calls
  • Multi-party secure conference calling
  • Secure document attachments
  • Message retention policies
  • Screenshot protection
Features
Read full description

SaltIM - Secure Your Communications Keep your conversations private with the SaltIM Secure Communicator. We offer ‘Peace of Mind’ for organisations who value their privacy, by giving them complete control and secure communications, to protect their trusted relationships and stay safe. Salt Communications is the first company to provide a solution for encrypted communications between devices with extensive centralised control for the enterprise. SaltIM is the best armour enterprises have to protect trade secrets and other sensitive, strategic and proprietary information. Constantly evolving interception technology means that the networks and services used by the phone to be compromised, allowing the information shared between vulnerable apps to be available to a sophisticated adversary. Salt Communication’s rock-solid encryption framework together with its focus on mobile usability, deployment flexibility, and comprehensive control functions make it simple to strengthen and reinforce our client’s security posture. Salt Communication's customers include; Defense & Security organisations, Law Firms, Large Oil & Gas companies, Financial Institutions; Wealth Management Firms and clients from other industries. Salt Communications Key Features: • Secure one-to-one and group chat • End-to-end encryption of voice calls • Multi-party secure conference calling • Secure document attachments • Closed user groups • Message broadcasting feature • On-premise installation options • Message retention policies: self-destruct or on demand • Screenshot protection • Metadata management (multiple options) • Full white-label capabilities • Integration with DMS platforms • Agnostic of all EMM/UEM products For more information about Salt Communications and the services they offer contact info@saltdna.com. To gain access to the Salt Secure Communications platform and avail of a free trial, contact sales@saltdna.com.

Screenshots

Silent Phone4 screens
SaltIM4 screens

Verdict

The call

The clearest difference is review sentiment: SaltIM at 100% against Silent Phone's 42%. SaltIM also leads on rating (5.0 vs 3.7) and update cadence (every 9 days vs every 3 months). Silent Phone's advantage is ratings volume (92 vs 4) and iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SaltIM holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Silent Phone has 92 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 42% of Silent Phone's written reviews are positive against 100% of SaltIM's.

UpkeepUpdate frequency

Silent Phone ships an update every 3 months, SaltIM every 9 days. The most recent releases landed on October 23, 2026 and October 13, 2026 respectively.

Scorecard5 real differences · 5 level
Silent Phone versus SaltIM: the parameters behind the verdict, then further details
ParameterSilent PhoneSaltIM
PriceFreeFree
Rating3.7 (92 ratings)5.0 (4 ratings) — better
Positive reviews42.4% of reviews100.0% of reviews — better
Number of ratings92 — better4
Update frequencyEvery 3 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size67 MB187 MB
Age rating4+9+
DeveloperSilent Circle, LLCSoloVPN

Customer experience

Silent Phone

All ratings92 ratings
Positive67.4%
Neutral7.6%
Negative25.0%
Written reviews184 reviews
Positive42.4%
Neutral7.6%
Negative50.0%

SaltIM

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Silent Phone

Reported bugs

16 issues
  • App crashes on launch with iOS updates
  • Login credentials not accepted after reinstall
  • Text input display issues (text cut off or invisible)
  • Messages not delivered despite showing as delivered
  • Call audio problems (no sound, distorted audio)
Show 11 more
  • App crashes when sending text messages
  • Background process doesn't work reliably
  • Incoming calls show busy signal after 30-90 minutes of inactivity
  • App disappears/closes immediately after opening
  • Incompatibility with latest iOS versions
  • Notifications not arriving properly
  • Video conferencing section missing or non-functional
  • Media attachment sharing failures
  • App freezes during connection establishment
  • Billing notification popups appearing unexpectedly
  • Balance information removed from app interface

Requested features

18 requests
  • Account creation option directly in app
  • Group messaging/texting capability
  • Multiple simultaneous accounts support
  • In-app credit balance display
  • Voicemail functionality
Show 13 more
  • Desktop/computer version
  • Apple Watch notifications
  • In-app subscription payment via App Store
  • Wired ethernet connection support
  • Screenshot notification alerts
  • Passcode/PIN app lock
  • Touch ID/biometric authentication
  • Better contact management integration
  • Ability to turn off read receipts
  • Manual key reset option
  • CallKit integration for native iOS experience
  • Background push notification improvements
  • Landscape orientation support on tablets

SaltIM

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Silent Phone

No in-app purchases

None

SaltIM

No in-app purchases

Questions

Is Silent Phone free?
Silent Phone is free to download, with no in-app purchases.
Is SaltIM free?
SaltIM is free to download, with no in-app purchases.
Which has better reviews, Silent Phone or SaltIM?
SaltIM is rated higher. Silent Phone averages 3.7 out of 5 from 92 ratings, while SaltIM averages 5.0 from 4 ratings.
Do Silent Phone or SaltIM have ads?
Neither Silent Phone nor SaltIM shows ads.
Which is updated more often, Silent Phone or SaltIM?
Silent Phone ships an update every 3 months, and SaltIM every 9 days. Most recently, Silent Phone was updated on October 23, 2026 and SaltIM on October 13, 2026.

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