This document discusses the evolution and development of the Whoscall app from 2010 to the present. It describes three major versions (1.0, 2.0, 3.0) that focused on improving the user interface, adding a content management system, and implementing A/B testing and marketing campaigns. The document emphasizes the importance of achieving product-market fit and provides recommendations for reducing costs through code reuse and A/B testing frameworks.

1. / Peter Su
2016.06.30
ProductTank Taipei #3

2. iCHEF
Gogolook Growth Team Lead
/ Peter Su
2

3. 3
Ivan Wei 0 1 1 1

4. Lean Startup
4

5. 5
0 -> 1 Product Market Fit
1 -> N

6. Product Market Fit
Product Owner
6

7. 7

8. =>
8

9. 9
=>

10. Whoscall
10

11. 11
Whoscall- App
2010

12. 12
1.0
2.0
3.0

13. 1.0
13

14. 14

15. UI
PM
15

16. 16
UI

17. UI
17

18. 2.0
18

19. A/B Testing
19

20. 1
UI
20

21. 21
UI
CMS
Call-end Dialog
Show at call-end (replace or after)
In-app Hint
Embedded in call log
In-app Dialog (full image)
Show at app launching
In-app Dialog (text & image)
Show at app launching

22. 22
CMS

23. 2
A/B Testing
A/B Testing Framework
23

24. 24
Mobile App A/B Testing
1. App Server
2. A/B/N
3. App Server

25. 25
A/B Testing
Hint A/B Testing

26. PM
26

27. 3.0
27

28. 28

29. 29
1.
2.
3. Campaign site
4.

30. Segment + / + Deeplink + UI
30

31. 31
Segment + / + Deeplink + UI
1.Segment:
2.
3. trigger
4.Deeplink deeplink App
5. URI UI CMS

32. 32
Fans page or other
webpage
Be careful of 0800 initiated numbers
Share

33. 33
A/B Testing A/B Testing

34. Reduce, Reuse, Recycle
+
34

35. -
- Code
-
35

36. 36
0 -> 1 Product Market Fit
1 -> N

37. 37
0 -> 1 Product Market Fit

38. 38
1 -> N

39. 39
1.
2.
3.
When [ / ] + Who [Segment] + Where [Deeplink]
4. A/B Testing
5.

40. 40
2

41. 41

42. Do the right thing,
then do the thing right.
42