> ## Documentation Index
> Fetch the complete documentation index at: https://otpless.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Changelog of Full Android Headless SDK

>  

<Update label="v0.8.1" description="May 29, 2026">
  ### Added

  * Multiple App ID support.
  * SNA IPv4 and IPv6 support.
</Update>

<Update label="v0.8.0" description="May 11, 2026">
  ### Added

  * Auth fingerprinting: device intelligence integration with `rsId` correlation injected across all auth requests.

  ### Changed

  * Merchant config API for device intelligence config changed from `GET` to `POST`.

  ### Removed

  * Removed the legacy Intelligence Service Manager and related classes.
</Update>

<Update label="v0.7.4" description="April 30, 2026">
  ### Added

  * SIM binding to detect SIM swap after SNA/SMS OTP authentication. Exposes `checkSimBindingStatus()` and `clearSimBinding()`; opt-in via `isSimBindingEnabled`. Binding data is stored only in `EncryptedSharedPreferences`.
</Update>

<Update label="v0.7.3" description="April 29, 2026">
  ### Fixed

  * Fixed an SMS retriever `NullPointerException` related to the class loader.

  ### Changed

  * Updated `otpless-autoread-sdk` to `0.1.9`.
</Update>

<Update label="v0.7.2" description="March 20, 2026">
  ### Added

  * SMS sender (originating source) information in auto-read.

  ### Changed

  * Added request ID support.

  ### Removed

  * Removed the Google phone number validator dependency.
</Update>

<Update label="v0.7.1" description="March 12, 2026">
  ### Improved

  * Auto-read channel handling: a common callback for auto-read, with `autoReadChannel` parsed and returned in the callback and the Verify OTP response.

  ### Changed

  * Updated `otpless-autoread-sdk` to `0.1.7`.
</Update>

<Update label="v0.7.0" description="March 5, 2026">
  ### Added

  * Conditional config call for fast initialization (state and config use-cases merged into the init use-case).
</Update>

<Update label="v0.6.7" description="February 26, 2026">
  ### Added

  * Added `verification.properties` for ownership proof to the Play Integrity APIs.
</Update>

<Update label="v0.6.6" description="February 11, 2026">
  ### Fixed

  * Fixed a mutex lock bug.
</Update>

<Update label="v0.6.5" description="February 5, 2026">
  ### Fixed

  * Fixed a `TelephonyManager` `SecurityException` by wrapping `TelephonyManager.isDataEnabled` in try-catch.
</Update>

<Update label="v0.6.4" description="January 22, 2026">
  ### Added

  * Session management support.

  ### Fixed

  * Fixed a Truecaller `setLocale` crash when Truecaller is not installed.
</Update>

<Update label="v0.6.3" description="January 15, 2026">
  ### Added

  * Added Airtel SNA whitelisting URL support.
  * Added try-catch handling and event logging for Truecaller onActivityResult.
</Update>

<Update label="v0.6.2" description="December 22, 2025">
  ### Fixed

  * Resolved *delay uninitialize* error related to Device ID (Intelligence SDK support).
</Update>

<Update label="v0.6.1" description="December 19, 2025">
  ### Added

  * Client metadata support.
  * Support for **new VI SNA**.
</Update>

<Update label="v0.6.0" description="December 16, 2025">
  ### Improved

  * SNA network enhancements:
    * Improved SIM and network details.
    * Updated default SNA API timeout.
</Update>

<Update label="v0.5.9" description="December 11, 2025">
  ### Changed

  * Updated `otpless-intelligence-sdk` version to **1.0.3**.
</Update>

<Update label="v0.5.8" description="December 4, 2025">
  ### Added

  * Intelligence Service Manager:
    * Exposed `stop intelligence` method to the client.

  ### Changed

  * Updated `otpless-intelligence-sdk` dependency to the latest version.
</Update>

<Update label="v0.5.7" description="November 25, 2025">
  ### Added

  * Device Intelligence and fraud detection SDK.
</Update>

<Update label="v0.5.6" description="November 20, 2025">
  ### Improved

  * Enhanced events for Phone Discovery UI.
</Update>

<Update label="v0.5.5" description="November 11, 2025">
  ### Added

  * **TID** support in background auth.
</Update>

<Update label="v0.5.4" description="November 10, 2025">
  ### Changed

  * Phone Discovery UI dialog text updates (textual changes).
</Update>

<Update label="v0.5.3" description="November 6, 2025">
  ### Added

  * Support for custom **Terms & Conditions** in Phone Discovery UI (repeat users).
</Update>

<Update label="v0.5.2" description="November 5, 2025">
  ### Added

  * Exposed method to close dialog (if open) in Phone Discovery UI for repeat users.
</Update>

<Update label="v0.5.1" description="November 3, 2025">
  ### Added

  * Correlation ID (**tsid**) for improved log traceability during failures.
</Update>

<Update label="v0.5.0" description="October 31, 2025">
  ### Added

  * Added UI for phone number discovery for repeat users.
</Update>

<Update label="v0.3.7" description="October 14, 2025">
  ### Changed

  * Updated Verify API method from **GET** to **POST**.
</Update>

<Update label="v0.3.6" description="September 19, 2025">
  ### Changed

  * Default SIM configuration updated to prioritize **data network over call**.
</Update>

<Update label="v0.3.5" description="September 19, 2025">
  ### Changed

  * Added new keyfiles for publishing.
</Update>

<Update label="v0.3.4" description="August 11, 2025">
  ### Added

  * GAID fetching dependency added to the core module (replaced reflection approach).

  ### Improved

  * Event improvements.
</Update>

<Update label="v0.3.3" description="August 7, 2025">
  ### Fixed

  * Fixed SNA cellular data connection check to ensure proper functionality.
</Update>

<Update label="v0.3.2" description="July 23, 2025">
  ### Removed

  * Removed OkHttp internal dependency (`okhttp3.internal` is no longer used).
</Update>

<Update label="v0.3.1" description="July 9, 2025">
  ### Features

  * Introduced new response type `AUTH_TERMINATED` for terminal authentication failures.
</Update>

<Update label="v0.3.0" description="July 2, 2025">
  ### Fixes

  * Fixed locale-related issues with the latest SDK update.
</Update>

<Update label="v0.2.9" description="June 17, 2025">
  ### Fixes

  * ANR fix added on Otpless initialize.
</Update>

<Update label="v0.2.8" description="June 9, 2025">
  ### Fixes

  * Made SNA error event immutable to handle multithreading exception.
</Update>

<Update label="v0.2.7" description="June 3, 2025">
  ### Features

  * Logging can be enabled or disabled.
</Update>

<Update label="v0.2.6" description="May 21, 2025">
  ### Fixes

  * Made the default object immutable to prevent concurrent modifications.
</Update>

<Update label="v0.2.5" description="May 20, 2025">
  ### Fixes

  * Multiple failure response fix in case of Truecaller.
</Update>

<Update label="v0.2.4" description="May 14, 2025">
  ### Fixes

  * Fixed code verification on app killed state.

  ### Improvements

  * Removed Truecaller configuration from `AndroidManifest`.
</Update>

<Update label="v0.2.3" description="May 13, 2025">
  ### Fixes

  * Truecaller on-activity-result case handled.
</Update>

<Update label="v0.2.2" description="May 12, 2025">
  ### Improvements

  * Added explicit declaration of SIM State receiver in `AndroidManifest.xml`.
</Update>

<Update label="v0.2.1" description="May 5, 2025">
  ### Features

  * Integrated Truecaller Single Sign-On (SSO) using the native Truecaller SDK.
</Update>

<Update label="v0.2.0" description="April 28, 2025">
  ### Improvements

  * Bug fixes and optimizations for better performance.
</Update>

<Update label="v0.1.9" description="April 4, 2025">
  ### Improvements

  * Better internal event handling.
</Update>

<Update label="v0.1.8" description="April 3, 2025">
  ### Fixes

  * Fixed a bug in which SNA api did not work as intended sometimes.
</Update>

<Update label="v0.1.7" description="March 28, 2025">
  ### Fixes

  * `otpLength` not being sent in case of `OTP_LINK`.
  * `authType` not being sent in case of custom request.
</Update>

<Update label="v0.1.6" description="March 27, 2025">
  ### Features

  * Added `otpLength` in `INITIATE` response indicating the length of the OTP that has been sent to the user.
</Update>

<Update label="v0.1.5" description="March 25, 2025">
  ### Fixes

  * Fixed a bug in which `FALLBACK_TRIGGERED` was sometimes not being sent to the user.
</Update>

<Update label="v0.1.4" description="March 25, 2025">
  ### Fixes

  * Fixed a bug in which `DELIVERY_STATUS` resposne was sometimes not sent to the user.
</Update>

<Update label="v0.1.3" description="March 24, 2025">
  ### Features

  * `DELIVERY_STATUS` response added for SmartAuth.

  ### Fixes

  * GoogleCredentialApi version downgrade to stable version.
</Update>

<Update label="v0.1.2" description="March 24, 2025">
  ### Features

  * Added INITIATE & VERIFY responses for SNA.
</Update>

<Update label="v0.1.1" description="March 17, 2025">
  ### Fixes

  * Fixed an issue in which otp auto read did not work properly.
</Update>

<Update label="v0.1.0" description="March 7, 2025">
  ### Fixes

  * Fixed an issue in which the app crashed because of `EncryptedSharedPreferences` on some lower end devices.
</Update>

<Update label="v0.0.9" description="March 6, 2025">
  ### Fixes

  * Android error codes that did not match the documentation.
</Update>

<Update label="v0.0.8" description="March 6, 2025">
  ### Fixes

  * Chucker dependency issue.
</Update>

<Update label="v0.0.7" description="March 6, 2025">
  ### Fixes

  * Activity memory leak fix.
  * Fixed the bug in which previous ONETAP response was sometimes sent again.
  * Android core degraded to `1.13.1` and auto read to `0.1.2` for better backward compatibility.
</Update>

<Update label="v0.0.6" description="March 4, 2025">
  ### Features

  * Added templateId support for SmartAuth.
  * Added event SDK\_READY to notify that the sdk has been initialized.

  ### Improvements

  * Robust api request handling.
  * Further robust utilization of AutoReadSDK.
</Update>

<Update label="v0.0.5" description="February 28, 2025">
  ### Improvements

  * Robust request handling by discarding old requests when a new request is made.
  * Added retry mechanism for SDK initialization.

  ### Fixes

  * Fixed a bug in which `No Internet Connection` response was sent when it was not required.
</Update>

<Update label="v0.0.4" description="February 27, 2025">
  ### Features

  * SmartAuth templateId support added for OTP delivery.
</Update>

<Update label="v0.0.3" description="February 19, 2025">
  ### Fixes

  * Fixed crash related to network connectivity issues.
  * Fixed SNA timeout issues.

  ### Improvements

  * Performance and resources optimizations for OTP delivery.
</Update>

<Update label="v0.0.2" description="February 10, 2025">
  ### Fixes

  * Fixed SDK initialization tracking bug.
</Update>

<Update label="v0.0.1" description="January 31, 2025">
  * Initial release.
</Update>

## Size History (AAR)

| SDK Version | Size (bytes) | Size (MB) |
| ----------- | -----------: | --------: |
| 0.2.7       |      449,882 |    0.4290 |
| 0.2.8       |      449,955 |    0.4291 |
| 0.2.9       |      466,775 |    0.4452 |
| 0.3.1       |      468,646 |    0.4469 |
| 0.3.2       |      468,829 |    0.4471 |
| 0.3.3       |      468,827 |    0.4471 |
| 0.3.4       |      473,064 |    0.4511 |
| 0.3.5       |      476,778 |    0.4547 |
| 0.3.6       |      475,839 |    0.4538 |
| 0.3.7       |      476,451 |    0.4544 |
| 0.3.8       |      482,745 |    0.4604 |
| 0.5.0       |      511,406 |    0.4877 |
| 0.5.1       |      511,628 |    0.4879 |
| 0.5.2       |      511,548 |    0.4879 |
| 0.5.3       |      517,645 |    0.4937 |
| 0.5.4       |      518,811 |    0.4948 |
| 0.5.5       |      521,162 |    0.4970 |
| 0.5.7       |      521,601 |    0.4974 |
| 0.5.8       |      531,635 |    0.5070 |
| 0.5.9       |      572,775 |    0.5462 |
| 0.6.0       |      573,577 |    0.5470 |
| 0.6.1       |      573,407 |    0.5468 |
| 0.6.2       |      573,453 |    0.5469 |
| 0.6.3       |      570,061 |    0.5436 |
| 0.6.4       |      638,488 |    0.6089 |
| 0.6.5       |      639,589 |    0.6100 |
| 0.6.6       |      639,642 |    0.6101 |
| 0.6.7       |      639,898 |    0.6103 |
| 0.7.0       |      613,241 |    0.5848 |
| 0.7.1       |      610,113 |    0.5818 |
| 0.7.2       |      606,220 |    0.5781 |
| 0.7.3       |      606,222 |    0.5781 |
| 0.7.4       |      627,874 |    0.5988 |
| 0.8.0       |      560,498 |    0.5346 |
| 0.8.1       |      572,672 |    0.5462 |