Comparison

Zoiper Premium voip soft phone vs Onetime Docs

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

Head to head
About

Zoiper Premium voip soft phone

This app allows users to make high-quality voice and video calls over Wi-Fi or 3G using any PBX or VoIP provider. It offers features like call waiting, transfer, recording, and instant messaging, with background optimization for battery life. A QR code scanner simplifies account setup.

Highlights
  • High-quality voice and video calls
  • Connects to any PBX or VoIP provider
  • Background operation with battery optimization
  • QR code scanner for easy setup
  • Call waiting, transfer, and recording
  • Instant messaging and presence
  • Encryption support
Features
Currently charting
Read full description

Zoiper is an easy to use sip video softphone, with excellent voice quality and easy to setup. 
 
 Feel free to contact us with support questions or for more information on whitelabel solutions. Connect Zoiper to your PBX or voip provider and make crystal clear, echo free, voice or video calls through wireless and 3g.

 Zoiper works flawlessly in the background and is optimized to use as little battery as possible while ensuring the reliability of incoming calls.

 Use bluetooth to pair the Zoiper SIP softphone to your car audio system or your headset and enjoy voip on the go. 

This softphone comes with a built in QR code scanner for 1 click account configurations. Never type account details and credentials again!
 Try it for 7 days free! Subscription is not charged if cancelled within trial period. Please note that the in-app subscription purchases are not supported through Family Sharing. 1-Year Subscription: $9.99, 1 month $0.99 USD, automatically renewed until cancelled by the user. Additional Subscription Information: • Subscriptions will be automatically renewed within 24-hours prior to following subscription period. Please check user's Account Setting to disable the auto-renewal. Features: 
- Call waiting - Call transfer - Call statistics

 - Call recording - Conference calls - Instant messaging (SIP simple) - Presence (SIP simple) - Encryption (TLS / ZRTP) Supported codecs: 
- g.711 (ulaw/alaw) - OPUS - G722 - G.722.1 - G.722.1C 
- Speex 
- iLBC 
- gsm
 - g.729* 
- vp8
 - h264* 

* The 3rd party patented codecs h264 and g729 are available as optional in app purchase. 


 Zoiper is also available as an OEM / whitelabel solution license and can be customized on demand. Be sure to configure ios to allow notifications for incoming calls for Zoiper and provide access to the contact list. For more information on Zoiper’s features, please visit: https://www.zoiper.com/en/products/zoiperios Terms of use: https://www.zoiper.com/en/zoiper-general-terms Privacy Policy: https://www.zoiper.com/en/zoiper-privacy-policy Regarding the subscriptions: • Payment will be charged to iTunes Account at confirmation of purchase • 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, and identify the cost of the renewal • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable

About

Onetime Docs

Features
Read full description

Onetime Docs Secure, Fast, and Temporary Document Sharing Onetime Docs is the ultimate app for secure and hassle-free document sharing. Designed with privacy and simplicity in mind, Onetime Docs eliminates the need for creating accounts, storing personal data, or managing complex setups. Access your documents quickly using a unique code and enjoy peace of mind knowing your information stays private and secure. Key Features • No Accounts Required: Skip the sign-ups—access documents instantly without creating an account. • Code-Based Access: Enter a unique code (e.g., K2X3CQJNETS8A84LKZ) to retrieve your document. • Temporary & Secure: Access codes are valid for 48 hours only, ensuring secure, time-bound access. After expiration, the document is no longer available. Why Choose Onetime Docs? • Privacy-First Approach: No personal information or user data is collected or stored. • Convenience: Simple and fast document access anytime, anywhere. • Enhanced Security: Time-limited access ensures your documents remain private and protected.

Screenshots

Zoiper Premium voip soft phone4 screens
Onetime Docs4 screens

Verdict

The call

The clearest difference is price: Onetime Docs at Free against Zoiper Premium voip soft phone's $4.99. Onetime Docs also leads on in-app purchases (none vs 4). Zoiper Premium voip soft phone's advantage is chart position (#66 vs unranked) and iOS requirement (13.0 vs 15.5). On update cadence, ads 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

Onetime Docs is free to download; Zoiper Premium voip soft phone costs $4.99 up front. Zoiper Premium voip soft phone sells 4 in-app purchases, starting at $0.99 per month. Onetime Docs asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 7 level
Zoiper Premium voip soft phone versus Onetime Docs: the parameters behind the verdict, then further details
ParameterZoiper Premium voip soft phoneOnetime Docs
Price$4.99Free — better
Rating3.5 (132 ratings) — better—
Positive reviews28.6% of reviews—
Number of ratings132 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#66 — better—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.5
Further details — not scored
Size47 MB21 MB
Age rating4+17+
DeveloperSecurax Ltd.Gregory Estevez

Bugs and requests

Zoiper Premium voip soft phone

Reported bugs

6 issues
  • Camera access error notifications can't be disabled
  • Notifications for lower registration time and battery impact can't be disabled
  • Push notifications disabled message even when not needed
  • Mute not working when minimizing the app
  • Speakerphone button has no effect
Show 1 more
  • Crashes when allowed to access iOS contacts

Requested features

5 requests
  • Add voicemail key
  • Provide a dark theme
  • Add text/sms and video call/chat option
  • Support landscape mode for video calls
  • Develop a native iPadOS app

Onetime Docs

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Zoiper Premium voip soft phone

Subscriptions2
  • 1 month7 Days trial$0.991 Month
  • 1 year7 Days trial$9.991 Year
One-time2
  • H.264 video codec$3.99
  • G.729 codec$8.99
None

Onetime Docs

No in-app purchases

Questions

Is Zoiper Premium voip soft phone free?
Zoiper Premium voip soft phone costs $4.99, and also offers in-app purchases.
Is Onetime Docs free?
Onetime Docs is free to download, with no in-app purchases.
Do Zoiper Premium voip soft phone or Onetime Docs have ads?
Neither Zoiper Premium voip soft phone nor Onetime Docs shows ads.
Which is updated more often, Zoiper Premium voip soft phone or Onetime Docs?
Zoiper Premium voip soft phone ships an update every 2 months, and Onetime Docs every 2 months. Most recently, Zoiper Premium voip soft phone was updated on November 1, 2026 and Onetime Docs on October 25, 2026.

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