diff --git a/src/components/CompatibilityV2/pages/BirthdatePartner/index.tsx b/src/components/CompatibilityV2/pages/BirthdatePartner/index.tsx
index 3e2c69f..90d25cf 100644
--- a/src/components/CompatibilityV2/pages/BirthdatePartner/index.tsx
+++ b/src/components/CompatibilityV2/pages/BirthdatePartner/index.tsx
@@ -5,7 +5,6 @@ import { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
 import { actions, selectors } from "@/store";
 import Button from "../../components/Button";
-import metricService from "@/services/metric/metricService";
 import routes, { compatibilityV2Prefix } from "@/routes";
 import { useNavigate } from "react-router-dom";
 import { useTranslations } from "@/hooks/translations";
@@ -27,23 +26,7 @@ function BirthdatePartner() {
     setIsDisabled(_birthdate === "");
   };
 
-  const getAge = () => {
-    const today = new Date();
-    const birthDate = new Date(birthdate);
-    let age = today?.getFullYear() - birthDate?.getFullYear();
-    const m = today?.getMonth() - birthDate?.getMonth();
-    if (m < 0 || (m === 0 && today?.getDate() < birthDate?.getDate())) {
-      age--;
-    }
-    return age;
-  };
-
   const handleNext = () => {
-    const age = getAge();
-    metricService.userParams({
-      age,
-    });
-    // dispatch(actions.form.addDate(birthdate));
     dispatch(actions.questionnaire.update({ partnerBirthdate: birthdate }));
     navigate(routes.client.compatibilityV2PalmsInformationPartner());
     updateSession(
diff --git a/src/components/CompatibilityV2/pages/DateEvent/index.tsx b/src/components/CompatibilityV2/pages/DateEvent/index.tsx
index fd7a471..2742984 100644
--- a/src/components/CompatibilityV2/pages/DateEvent/index.tsx
+++ b/src/components/CompatibilityV2/pages/DateEvent/index.tsx
@@ -5,7 +5,6 @@ import { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
 import { actions, selectors } from "@/store";
 import Button from "../../components/Button";
-import metricService from "@/services/metric/metricService";
 import routes, { compatibilityV2Prefix } from "@/routes";
 import { useNavigate } from "react-router-dom";
 import { useTranslations } from "@/hooks/translations";
@@ -29,23 +28,7 @@ function DateEvent() {
     setIsDisabled(_birthdate === "");
   };
 
-  const getAge = () => {
-    const today = new Date();
-    const date = new Date(dateEvent);
-    let age = today?.getFullYear() - date?.getFullYear();
-    const m = today?.getMonth() - date?.getMonth();
-    if (m < 0 || (m === 0 && today?.getDate() < date?.getDate())) {
-      age--;
-    }
-    return age;
-  };
-
   const handleNext = () => {
-    const age = getAge();
-    metricService.userParams({
-      age,
-    });
-    // dispatch(actions.form.addDate(birthdate));
     dispatch(actions.compatibilityV2Answers.update({ dateEvent }));
     navigate(routes.client.compatibilityV2HeadOrHeart());
     updateSession(
diff --git a/src/components/CompatibilityV3/pages/BirthdatePartner/index.tsx b/src/components/CompatibilityV3/pages/BirthdatePartner/index.tsx
index 5bc7232..c88b27f 100644
--- a/src/components/CompatibilityV3/pages/BirthdatePartner/index.tsx
+++ b/src/components/CompatibilityV3/pages/BirthdatePartner/index.tsx
@@ -5,7 +5,6 @@ import { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
 import { actions, selectors } from "@/store";
 import Button from "../../components/Button";
-import metricService from "@/services/metric/metricService";
 import routes, { compatibilityV3Prefix } from "@/routes";
 import { useNavigate } from "react-router-dom";
 import { useTranslations } from "@/hooks/translations";
@@ -27,23 +26,7 @@ function BirthdatePartner() {
     setIsDisabled(_birthdate === "");
   };
 
-  const getAge = () => {
-    const today = new Date();
-    const birthDate = new Date(birthdate);
-    let age = today?.getFullYear() - birthDate?.getFullYear();
-    const m = today?.getMonth() - birthDate?.getMonth();
-    if (m < 0 || (m === 0 && today?.getDate() < birthDate?.getDate())) {
-      age--;
-    }
-    return age;
-  };
-
   const handleNext = () => {
-    const age = getAge();
-    metricService.userParams({
-      age,
-    });
-    // dispatch(actions.form.addDate(birthdate));
     dispatch(actions.questionnaire.update({ partnerBirthdate: birthdate }));
     navigate(routes.client.compatibilityV3PalmsInformationPartner());
     updateSession(
diff --git a/src/components/CompatibilityV3/pages/DateEvent/index.tsx b/src/components/CompatibilityV3/pages/DateEvent/index.tsx
index 253356f..710b98b 100644
--- a/src/components/CompatibilityV3/pages/DateEvent/index.tsx
+++ b/src/components/CompatibilityV3/pages/DateEvent/index.tsx
@@ -5,7 +5,6 @@ import { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
 import { actions, selectors } from "@/store";
 import Button from "../../components/Button";
-import metricService from "@/services/metric/metricService";
 import routes, { compatibilityV3Prefix } from "@/routes";
 import { useNavigate } from "react-router-dom";
 import { useTranslations } from "@/hooks/translations";
@@ -29,23 +28,7 @@ function DateEvent() {
     setIsDisabled(_birthdate === "");
   };
 
-  const getAge = () => {
-    const today = new Date();
-    const date = new Date(dateEvent);
-    let age = today?.getFullYear() - date?.getFullYear();
-    const m = today?.getMonth() - date?.getMonth();
-    if (m < 0 || (m === 0 && today?.getDate() < date?.getDate())) {
-      age--;
-    }
-    return age;
-  };
-
   const handleNext = () => {
-    const age = getAge();
-    metricService.userParams({
-      age,
-    });
-    // dispatch(actions.form.addDate(birthdate));
     dispatch(actions.compatibilityV3Answers.update({ dateEvent }));
     navigate(routes.client.compatibilityV3HeadOrHeart());
     updateSession(
diff --git a/src/components/CompatibilityV4/pages/BirthdatePartner/index.tsx b/src/components/CompatibilityV4/pages/BirthdatePartner/index.tsx
index aa9d73a..2791443 100644
--- a/src/components/CompatibilityV4/pages/BirthdatePartner/index.tsx
+++ b/src/components/CompatibilityV4/pages/BirthdatePartner/index.tsx
@@ -5,7 +5,6 @@ import { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
 import { actions, selectors } from "@/store";
 import Button from "../../components/Button";
-import metricService from "@/services/metric/metricService";
 import routes from "@/routes";
 import { useNavigate } from "react-router-dom";
 import { useTranslations } from "@/hooks/translations";
@@ -27,23 +26,7 @@ function BirthdatePartner() {
     setIsDisabled(_birthdate === "");
   };
 
-  const getAge = () => {
-    const today = new Date();
-    const birthDate = new Date(birthdate);
-    let age = today?.getFullYear() - birthDate?.getFullYear();
-    const m = today?.getMonth() - birthDate?.getMonth();
-    if (m < 0 || (m === 0 && today?.getDate() < birthDate?.getDate())) {
-      age--;
-    }
-    return age;
-  };
-
   const handleNext = () => {
-    const age = getAge();
-    metricService.userParams({
-      age,
-    });
-    // dispatch(actions.form.addDate(birthdate));
     dispatch(actions.questionnaire.update({ partnerBirthdate: birthdate }));
     navigate(routes.client.compatibilityV4BirthplacePartner());
     updateSession(
diff --git a/src/components/CompatibilityV4/pages/DateEvent/index.tsx b/src/components/CompatibilityV4/pages/DateEvent/index.tsx
index 42cbee1..2bfaabe 100644
--- a/src/components/CompatibilityV4/pages/DateEvent/index.tsx
+++ b/src/components/CompatibilityV4/pages/DateEvent/index.tsx
@@ -5,7 +5,6 @@ import { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
 import { actions, selectors } from "@/store";
 import Button from "../../components/Button";
-import metricService from "@/services/metric/metricService";
 import routes from "@/routes";
 import { useNavigate } from "react-router-dom";
 import { useTranslations } from "@/hooks/translations";
@@ -29,23 +28,7 @@ function DateEvent() {
     setIsDisabled(_birthdate === "");
   };
 
-  const getAge = () => {
-    const today = new Date();
-    const date = new Date(dateEvent);
-    let age = today?.getFullYear() - date?.getFullYear();
-    const m = today?.getMonth() - date?.getMonth();
-    if (m < 0 || (m === 0 && today?.getDate() < date?.getDate())) {
-      age--;
-    }
-    return age;
-  };
-
   const handleNext = () => {
-    const age = getAge();
-    metricService.userParams({
-      age,
-    });
-    // dispatch(actions.form.addDate(birthdate));
     dispatch(actions.compatibilityV4Answers.update({ dateEvent }));
     navigate(routes.client.compatibilityV4PartnerAnalysis());
     updateSession(
diff --git a/src/components/pages/ABDesign/v1/pages/LoadingProfile/index.tsx b/src/components/pages/ABDesign/v1/pages/LoadingProfile/index.tsx
index 038b6df..1045f93 100644
--- a/src/components/pages/ABDesign/v1/pages/LoadingProfile/index.tsx
+++ b/src/components/pages/ABDesign/v1/pages/LoadingProfile/index.tsx
@@ -21,11 +21,17 @@ import ProgressBarSubstrate from "./ProgressBarSubstrate";
 import { useTranslations } from "@/hooks/translations";
 import { ELocalesPlacement } from "@/locales";
 import { useMetricABFlags } from "@/services/metric/metricService";
+import { EUnleashFlags, useUnleash } from "@/hooks/ab/unleash/useUnleash";
+import { useAuthentication } from "@/hooks/authentication/use-authentication";
+import { ESourceAuthorization } from "@/api/resources/User";
+import { useSelector } from "react-redux";
+import { selectors } from "@/store";
 
 function LoadingProfilePage() {
   // const userDeviceType = useSelector(selectors.selectUserDeviceType);
   // const isShowTryApp = useSelector(selectors.selectIsShowTryApp);
   const { width: pageWidth, elementRef: pageElement } = useDynamicSize({});
+  const { authorization } = useAuthentication();
 
   const navigate = useNavigate();
   const { translate } = useTranslations(ELocalesPlacement.V1);
@@ -34,6 +40,19 @@ function LoadingProfilePage() {
   const interval = useRef<NodeJS.Timeout>();
   const pointsRef = useRef<HTMLDivElement[]>([]);
   const { flags } = useMetricABFlags();
+  const { variant: emailEnterVariant } = useUnleash({
+    flag: EUnleashFlags.compatibilityV1EmailEnter,
+  });
+  const feature = useSelector(selectors.selectFeature);
+  const isHideEmailByFeature = feature?.includes("ios/link") ?? false;
+
+  useEffect(() => {
+    if (emailEnterVariant === "hide" || isHideEmailByFeature) {
+      (async () => {
+        await authorization("", ESourceAuthorization["aura.main.new"], true);
+      })();
+    }
+  }, [emailEnterVariant, isHideEmailByFeature]);
 
   const onEndLoading = useCallback(() => {
     // if (isShowTryApp && userDeviceType === EUserDeviceType.ios) {
@@ -43,8 +62,11 @@ function LoadingProfilePage() {
     if (flags?.auraPalmistry?.[0] === "on") {
       return navigate(routes.client.findHappinessV1());
     }
+    if (emailEnterVariant === "hide" || isHideEmailByFeature) {
+      return navigate(routes.client.onboardingV1());
+    }
     return navigate(routes.client.emailEnterV1());
-  }, [flags?.auraPalmistry, navigate]);
+  }, [flags?.auraPalmistry, navigate, emailEnterVariant, isHideEmailByFeature]);
 
   const getProgressValue = useCallback(
     (index: number) => {
@@ -114,9 +136,8 @@ function LoadingProfilePage() {
       <div className={styles["points-container"]}>
         {loadingProfilePoints.map(({ title, color }, index) => (
           <div
-            className={`${styles["point"]} ${
-              getCurrentIndex() === index && styles["active"]
-            }`}
+            className={`${styles["point"]} ${getCurrentIndex() === index && styles["active"]
+              }`}
             ref={(el) => (pointsRef.current[index] = el as HTMLDivElement)}
             key={`point-${index}`}
           >
diff --git a/src/components/pages/ABDesign/v1/pages/TrialPayment/components/WithPartnerInformation/index.tsx b/src/components/pages/ABDesign/v1/pages/TrialPayment/components/WithPartnerInformation/index.tsx
index a63f0e8..ca28391 100644
--- a/src/components/pages/ABDesign/v1/pages/TrialPayment/components/WithPartnerInformation/index.tsx
+++ b/src/components/pages/ABDesign/v1/pages/TrialPayment/components/WithPartnerInformation/index.tsx
@@ -36,7 +36,7 @@ function WithPartnerInformation(props: IWithPartnerInformationProps) {
       <div className={styles["images-container"]}>
         <div className={styles["image-container"]}>
           <img
-            src={`/questionnaire-redesign/zodiacs/${gender}/pdf.sex.${zodiacSign?.toUpperCase()}.${gender.toUpperCase()}.webp`}
+            src={`/questionnaire-redesign/zodiacs/${gender}/pdf.sex.${zodiacSign?.toUpperCase()}.${gender?.toUpperCase()}.webp`}
             alt={`${gender} ${zodiacSign}`}
           />
           <p>{translate("you")}</p>
@@ -44,7 +44,7 @@ function WithPartnerInformation(props: IWithPartnerInformationProps) {
         <img src="/plus.svg" alt="Plus" />
         <div className={styles["image-container"]}>
           <img
-            src={`/questionnaire-redesign/zodiacs/${partnerGender}/pdf.sex.${partnerZodiacSign?.toUpperCase()}.${partnerGender.toUpperCase()}.webp`}
+            src={`/questionnaire-redesign/zodiacs/${partnerGender}/pdf.sex.${partnerZodiacSign?.toUpperCase()}.${partnerGender?.toUpperCase()}.webp`}
             alt={`${partnerGender} ${partnerZodiacSign}`}
           />
           <p>{translate("partner")}</p>
@@ -55,22 +55,22 @@ function WithPartnerInformation(props: IWithPartnerInformationProps) {
           <li>
             <h6>{translate("/trial-payment.zodiac_sign")}</h6>
             <p>
-              {zodiacSign.length
+              {zodiacSign?.length
                 ? translate(`zodiac_signs.${zodiacSign?.toLowerCase()}`)
                 : "-"}
             </p>
           </li>
           <li>
             <h6>{translate("gender")}</h6>
-            <p>{gender.length ? translate(gender?.toLowerCase()) : "-"}</p>
+            <p>{gender?.length ? translate(gender?.toLowerCase()) : "-"}</p>
           </li>
           <li>
             <h6>{translate("/trial-payment.date_of_birth")}</h6>
-            <p>{birthdate.length ? birthdate : "-"}</p>
+            <p>{birthdate?.length ? birthdate : "-"}</p>
           </li>
           <li>
             <h6>{translate("/trial-payment.place_of_birth")}</h6>
-            <p>{birthPlace.length ? birthPlace : "-"}</p>
+            <p>{birthPlace?.length ? birthPlace : "-"}</p>
           </li>
         </ul>
         <ul>
@@ -84,15 +84,15 @@ function WithPartnerInformation(props: IWithPartnerInformationProps) {
           </li>
           <li>
             <h6>{translate("gender")}</h6>
-            <p>{partnerGender.length ? translate(partnerGender?.toLowerCase()) : "-"}</p>
+            <p>{partnerGender?.length ? translate(partnerGender?.toLowerCase()) : "-"}</p>
           </li>
           <li>
             <h6>{translate("/trial-payment.date_of_birth")}</h6>
-            <p>{partnerBirthDate.length ? partnerBirthDate : "-"}</p>
+            <p>{partnerBirthDate?.length ? partnerBirthDate : "-"}</p>
           </li>
           <li>
             <h6>{translate("/trial-payment.place_of_birth")}</h6>
-            <p>{partnerBirthPlace.length ? partnerBirthPlace : "-"}</p>
+            <p>{partnerBirthPlace?.length ? partnerBirthPlace : "-"}</p>
           </li>
         </ul>
       </div>
diff --git a/src/components/pages/ABDesign/v1/pages/TryApp/index.tsx b/src/components/pages/ABDesign/v1/pages/TryApp/index.tsx
index e600a85..00e9128 100644
--- a/src/components/pages/ABDesign/v1/pages/TryApp/index.tsx
+++ b/src/components/pages/ABDesign/v1/pages/TryApp/index.tsx
@@ -19,6 +19,7 @@ import { trialPaymentPointsList } from "@/data/pointsLists";
 import BackgroundTopBlob from "../../ui/BackgroundTopBlob";
 import { useDynamicSize } from "@/hooks/useDynamicSize";
 import metricService, { EGoals, EMetrics } from "@/services/metric/metricService";
+import { copyToClipboard } from "@/services/data";
 
 function TryAppPage() {
   const { width: pageWidth, elementRef: pageRef } = useDynamicSize({});
@@ -48,8 +49,9 @@ function TryAppPage() {
     setSingleOrWithPartner("single");
   }, [flowChoice]);
 
-  const downloadApp = () => {
+  const downloadApp = async () => {
     metricService.reachGoal(EGoals.DOWNLOAD_APP, [EMetrics.YANDEX]);
+    await copyToClipboard(authCode);
     // TODO
     window.location.href =
       "https://apps.apple.com/us/app/aura-astrology-horoscope/id1601978549";
diff --git a/src/hooks/ab/unleash/useUnleash.ts b/src/hooks/ab/unleash/useUnleash.ts
index bb6c638..b3b655d 100644
--- a/src/hooks/ab/unleash/useUnleash.ts
+++ b/src/hooks/ab/unleash/useUnleash.ts
@@ -22,6 +22,7 @@ export enum EUnleashFlags {
     "headOrHeartResultPageCompatibilityV2" = "headOrHeartResultPageCompatibilityV2",
     "headOrHeartResultPageCompatibilityV3" = "headOrHeartResultPageCompatibilityV3",
     "headOrHeartResultPageCompatibilityV4" = "headOrHeartResultPageCompatibilityV4",
+    "compatibilityV1EmailEnter" = "compatibilityV1EmailEnter",
 }
 
 interface IUseUnleashProps<T extends EUnleashFlags> {
@@ -48,6 +49,7 @@ interface IVariants {
     [EUnleashFlags.headOrHeartResultPageCompatibilityV2]: "v0" | "v1";
     [EUnleashFlags.headOrHeartResultPageCompatibilityV3]: "v0" | "v1";
     [EUnleashFlags.headOrHeartResultPageCompatibilityV4]: "v0" | "v1";
+    [EUnleashFlags.compatibilityV1EmailEnter]: "show" | "hide";
 }
 
 /**