Comparison

Seritag NFC Encoder vs Sip

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

Head to head
About

Seritag NFC Encoder

This utility app allows users to read, write, and lock various NFC tags. It can scan tags to retrieve encoded data like URLs or text, identify unique chip IDs, and determine if a chip is locked or writable.

Highlights
  • Read NFC tag data (URL, text)
  • Get NFC chip Unique ID
  • Check if NFC chip is locked
  • Check if NFC chip is writable
  • Write data to NFC tags
  • Lock NFC tags
Read full description

The Seritag Encoder is an NFC app capable of reading, writing and locking a range of NFC tags. Read: - Scan an NFC tag to get the URL, text or other encoded data. - Get the Unique ID of an NFC chip. - Tell whether an NFC chip is locked or writable.

About

Sip

Features
Read full description

sip:phone Connect is a Unified Communication Client brought to you by Sipwise GmbH, the open source soft-switch vendor. IMPORTANT NOTE: sip:phone Connect requires an existing account on the sipwise.com Server. IT DOES NOT WORK properly on arbitrary SIP providers or Sipwise deployments! HIGHLIGHTS: • Secure VoIP softphone for voice and video. • Encrypted SIP communication for secure calls • Recent Calls List • Full support of in-call features (mute, speaker phone, hold, DTMF, ...) • DNS SRV Support for SIP • Auto-Discovery of contacts in your address book. • List of favorites with presence state and possibility of call-pickup • Max two contemporary calls are supported • Call transfer and call conference • Push notifications IMPORTANT VOIP OVER MOBILE/CELLULAR DATA NOTICE: Some mobile network operators may prohibit or restrict the use of VoIP functionality over their network and may also impose additional fees, or other charges in connection with VoIP. You agree to learn and abide by your cellular carrier's network restrictions. Sipwise GmbH will not be held liable for any charges, fees or liability imposed by your carrier for use of VoIP over Mobile/Cellular Data. EMERGENCY CALLS: The sip:phone Connect application delivers calls on a best-effort basis to the service you are signed up with. As a consequence, the sip:phone application is not intended, designed, or fit for placing, carrying or supporting Emergency Calls. Sipwise GmbH will not be liable for any costs or damages arising either directly or indirectly from the use of the software for Emergency Calls. Using sip:phone Connect as a default dialer may interfere with dialing emergency services.

Screenshots

Seritag NFC Encoder4 screens
Sip4 screens

Verdict

The call

The clearest difference is in-app purchases: Sip at none against Seritag NFC Encoder's 3. Seritag NFC Encoder's advantage is update cadence (every 11 days vs monthly) and iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Seritag NFC Encoder sells 3 one-off in-app purchases. Sip asks for nothing beyond the download.

UpkeepUpdate frequency

Seritag NFC Encoder ships an update every 11 days, Sip monthly. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

Scorecard3 real differences Ā· 5 level
Seritag NFC Encoder versus Sip: the parameters behind the verdict, then further details
ParameterSeritag NFC EncoderSip
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 11 days — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better18.6
Further details — not scored
Size34 MB25 MB
Age rating4+4+
DeveloperTabDesk LtdSipwise

In-app purchases

3 purchases

Seritag NFC Encoder

One-time3
  • Password Features: 5 Tags$1.99
  • Password Features: 25 Tags$4.99
  • Password Features: 100 Tags$14.99
None

Sip

No in-app purchases

Questions

Is Seritag NFC Encoder free?
Seritag NFC Encoder is free to download, with in-app purchases available.
Is Sip free?
Sip is free to download, with no in-app purchases.
Do Seritag NFC Encoder or Sip have ads?
Neither Seritag NFC Encoder nor Sip shows ads.
Which is updated more often, Seritag NFC Encoder or Sip?
Seritag NFC Encoder ships an update every 11 days, and Sip monthly. Most recently, Seritag NFC Encoder was updated on October 21, 2026 and Sip on October 28, 2026.

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