Test Estimation

Estimate the testing effort for these user stories.

STORIES:
1. [Story 1 with acceptance criteria]
2. [Story 2 with acceptance criteria]
3. [Story 3 with acceptance criteria]

CONTEXT:
- Platforms: iOS and Android
- Manual test cases per story: [Estimate or "help me estimate"]
- Automation required: [Yes/No, what framework]
- Regression suite size: [Number of existing automated tests]
- Team familiarity with this area: [High/Medium/Low]

For each story, estimate:
1. Number of test cases (manual)
2. Manual execution time (per platform)
3. Automation script writing time
4. Exploratory testing time
5. Bug fix verification time (buffer)
6. Total QA effort in hours

Provide both optimistic and realistic estimates.