diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b7000100e..34ebeff11 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -528,7 +528,7 @@ jobs:
           report_name: Coverage Backend
           type: lcov
           result_path: ./backend/coverage/lcov.info
-          min_coverage: 68
+          min_coverage: 74
           token: ${{ github.token }}
 
   ##########################################################################
diff --git a/backend/src/graphql/enum/ContributionCycleType.ts b/backend/src/graphql/enum/ContributionCycleType.ts
index 5fe494a02..a3c55aa68 100644
--- a/backend/src/graphql/enum/ContributionCycleType.ts
+++ b/backend/src/graphql/enum/ContributionCycleType.ts
@@ -1,13 +1,14 @@
 import { registerEnumType } from 'type-graphql'
 
+// lowercase values are not implemented yet
 export enum ContributionCycleType {
-  ONCE = 'once',
+  ONCE = 'ONCE',
   HOUR = 'hour',
   TWO_HOURS = 'two_hours',
   FOUR_HOURS = 'four_hours',
   EIGHT_HOURS = 'eight_hours',
   HALF_DAY = 'half_day',
-  DAY = 'day',
+  DAILY = 'DAILY',
   TWO_DAYS = 'two_days',
   THREE_DAYS = 'three_days',
   FOUR_DAYS = 'four_days',
diff --git a/backend/src/graphql/resolver/TransactionLinkResolver.test.ts b/backend/src/graphql/resolver/TransactionLinkResolver.test.ts
index 5a1a39dca..e527eeb8a 100644
--- a/backend/src/graphql/resolver/TransactionLinkResolver.test.ts
+++ b/backend/src/graphql/resolver/TransactionLinkResolver.test.ts
@@ -1,4 +1,120 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+
 import { transactionLinkCode } from './TransactionLinkResolver'
+import { bibiBloxberg } from '@/seeds/users/bibi-bloxberg'
+import { peterLustig } from '@/seeds/users/peter-lustig'
+import { cleanDB, testEnvironment } from '@test/helpers'
+import { userFactory } from '@/seeds/factory/user'
+import { createContributionLink, redeemTransactionLink } from '@/seeds/graphql/mutations'
+import { login } from '@/seeds/graphql/queries'
+import { ContributionLink as DbContributionLink } from '@entity/ContributionLink'
+import Decimal from 'decimal.js-light'
+import { GraphQLError } from 'graphql'
+
+let mutate: any, query: any, con: any
+let testEnv: any
+
+beforeAll(async () => {
+  testEnv = await testEnvironment()
+  mutate = testEnv.mutate
+  query = testEnv.query
+  con = testEnv.con
+  await cleanDB()
+  await userFactory(testEnv, bibiBloxberg)
+  await userFactory(testEnv, peterLustig)
+})
+
+afterAll(async () => {
+  await cleanDB()
+  await con.close()
+})
+
+describe('TransactionLinkResolver', () => {
+  describe('redeem daily Contribution Link', () => {
+    const now = new Date()
+    let contributionLink: DbContributionLink | undefined
+
+    beforeAll(async () => {
+      await query({
+        query: login,
+        variables: { email: 'peter@lustig.de', password: 'Aa12345_' },
+      })
+      await mutate({
+        mutation: createContributionLink,
+        variables: {
+          amount: new Decimal(5),
+          name: 'Daily Contribution  Link',
+          memo: 'Thank you for contribute daily to the community',
+          cycle: 'DAILY',
+          validFrom: new Date(now.getFullYear(), 0, 1).toISOString(),
+          validTo: new Date(now.getFullYear(), 11, 31, 23, 59, 59, 999).toISOString(),
+          maxAmountPerMonth: new Decimal(200),
+          maxPerCycle: 1,
+        },
+      })
+    })
+
+    it('has a daily contribution link in the database', async () => {
+      const cls = await DbContributionLink.find()
+      expect(cls).toHaveLength(1)
+      contributionLink = cls[0]
+      expect(contributionLink).toEqual(
+        expect.objectContaining({
+          id: expect.any(Number),
+          name: 'Daily Contribution  Link',
+          memo: 'Thank you for contribute daily to the community',
+          validFrom: new Date(now.getFullYear(), 0, 1),
+          validTo: new Date(now.getFullYear(), 11, 31, 23, 59, 59, 0),
+          cycle: 'DAILY',
+          maxPerCycle: 1,
+          totalMaxCountOfContribution: null,
+          maxAccountBalance: null,
+          minGapHours: null,
+          createdAt: expect.any(Date),
+          deletedAt: null,
+          code: expect.stringMatching(/^[0-9a-f]{24,24}$/),
+          linkEnabled: true,
+          // amount: '200',
+          // maxAmountPerMonth: '200',
+        }),
+      )
+    })
+
+    it('allows the user to redeem the contribution link', async () => {
+      await expect(
+        mutate({
+          mutation: redeemTransactionLink,
+          variables: {
+            code: 'CL-' + (contributionLink ? contributionLink.code : ''),
+          },
+        }),
+      ).resolves.toMatchObject({
+        data: {
+          redeemTransactionLink: true,
+        },
+        errors: undefined,
+      })
+    })
+
+    it('does not allow the user to redeem the contribution link a second time', async () => {
+      await expect(
+        mutate({
+          mutation: redeemTransactionLink,
+          variables: {
+            code: 'CL-' + (contributionLink ? contributionLink.code : ''),
+          },
+        }),
+      ).resolves.toMatchObject({
+        errors: [
+          new GraphQLError(
+            'Creation from contribution link was not successful. Error: Contribution link already redeemed today',
+          ),
+        ],
+      })
+    })
+  })
+})
 
 describe('transactionLinkCode', () => {
   const date = new Date()
diff --git a/backend/src/graphql/resolver/TransactionLinkResolver.ts b/backend/src/graphql/resolver/TransactionLinkResolver.ts
index c9acbace3..e6b28a0f8 100644
--- a/backend/src/graphql/resolver/TransactionLinkResolver.ts
+++ b/backend/src/graphql/resolver/TransactionLinkResolver.ts
@@ -1,6 +1,6 @@
 import { backendLogger as logger } from '@/server/logger'
 import { Context, getUser } from '@/server/context'
-import { getConnection } from '@dbTools/typeorm'
+import { getConnection, Between } from '@dbTools/typeorm'
 import {
   Resolver,
   Args,
@@ -34,6 +34,7 @@ import { getUserCreation, validateContribution } from './util/creations'
 import { Decay } from '@model/Decay'
 import Decimal from 'decimal.js-light'
 import { TransactionTypeId } from '@enum/TransactionTypeId'
+import { ContributionCycleType } from '@enum/ContributionCycleType'
 
 const QueryLinkResult = createUnionType({
   name: 'QueryLinkResult', // the name of the GraphQL union
@@ -204,23 +205,55 @@ export class TransactionLinkResolver {
             throw new Error('Contribution link is depricated')
           }
         }
-        if (contributionLink.cycle !== 'ONCE') {
-          logger.error('contribution link has unknown cycle', contributionLink.cycle)
-          throw new Error('Contribution link has unknown cycle')
-        }
-        // Test ONCE rule
-        const alreadyRedeemed = await queryRunner.manager
-          .createQueryBuilder()
-          .select('contribution')
-          .from(DbContribution, 'contribution')
-          .where('contribution.contributionLinkId = :linkId AND contribution.userId = :id', {
-            linkId: contributionLink.id,
-            id: user.id,
-          })
-          .getOne()
-        if (alreadyRedeemed) {
-          logger.error('contribution link with rule ONCE already redeemed by user with id', user.id)
-          throw new Error('Contribution link already redeemed')
+        let alreadyRedeemed: DbContribution | undefined
+        switch (contributionLink.cycle) {
+          case ContributionCycleType.ONCE: {
+            alreadyRedeemed = await queryRunner.manager
+              .createQueryBuilder()
+              .select('contribution')
+              .from(DbContribution, 'contribution')
+              .where('contribution.contributionLinkId = :linkId AND contribution.userId = :id', {
+                linkId: contributionLink.id,
+                id: user.id,
+              })
+              .getOne()
+            if (alreadyRedeemed) {
+              logger.error(
+                'contribution link with rule ONCE already redeemed by user with id',
+                user.id,
+              )
+              throw new Error('Contribution link already redeemed')
+            }
+            break
+          }
+          case ContributionCycleType.DAILY: {
+            const start = new Date()
+            start.setHours(0, 0, 0, 0)
+            const end = new Date()
+            end.setHours(23, 59, 59, 999)
+            alreadyRedeemed = await queryRunner.manager
+              .createQueryBuilder()
+              .select('contribution')
+              .from(DbContribution, 'contribution')
+              .where('contribution.contributionLinkId = :linkId AND contribution.userId = :id', {
+                linkId: contributionLink.id,
+                id: user.id,
+                contributionDate: Between(start, end),
+              })
+              .getOne()
+            if (alreadyRedeemed) {
+              logger.error(
+                'contribution link with rule DAILY already redeemed by user with id',
+                user.id,
+              )
+              throw new Error('Contribution link already redeemed today')
+            }
+            break
+          }
+          default: {
+            logger.error('contribution link has unknown cycle', contributionLink.cycle)
+            throw new Error('Contribution link has unknown cycle')
+          }
         }
 
         const creations = await getUserCreation(user.id, false)
diff --git a/backend/src/seeds/graphql/mutations.ts b/backend/src/seeds/graphql/mutations.ts
index e5f290645..99dd0e7bd 100644
--- a/backend/src/seeds/graphql/mutations.ts
+++ b/backend/src/seeds/graphql/mutations.ts
@@ -289,3 +289,9 @@ export const adminCreateContributionMessage = gql`
     }
   }
 `
+
+export const redeemTransactionLink = gql`
+  mutation ($code: String!) {
+    redeemTransactionLink(code: $code)
+  }
+`
diff --git a/backend/yarn.lock b/backend/yarn.lock
index dd84e2ce5..1e5647b6f 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1668,9 +1668,9 @@ camelcase@^6.2.0:
   integrity sha512-c7wVvbw3f37nuobQNtgsgG9POC9qMbNuMQmTCqZv23b6MIz0fcYpBiOlv9gEN/hdLdnZTDQhg6e9Dq5M1vKvfg==
 
 caniuse-lite@^1.0.30001264:
-  version "1.0.30001325"
-  resolved "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001325.tgz"
-  integrity sha512-sB1bZHjseSjDtijV1Hb7PB2Zd58Kyx+n/9EotvZ4Qcz2K3d0lWB8dB4nb8wN/TsOGFq3UuAm0zQZNQ4SoR7TrQ==
+  version "1.0.30001418"
+  resolved "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001418.tgz"
+  integrity sha512-oIs7+JL3K9JRQ3jPZjlH6qyYDp+nBTCais7hjh0s+fuBwufc7uZ7hPYMXrDOJhV360KGMTcczMRObk0/iMqZRg==
 
 chalk@^2.0.0:
   version "2.4.2"