3. The researcher undergone
this study in order to evaluate
what video to audio online
converter users prefer with the
guide of Nielsen’s five
attributes, the proponent could
process data through various
methods or research instrument
to come up with findings and
usability evaluation of the two
free online video to audio
converters.

4. The research flow presents the
sequence undertaken by the researcher in
conducting the study. This was composed of
three parts which are the input, process and
output.
The input shows what the proponents wanted
to find out in the study which includes the
learnability, efficiency, memorability, errors
and level of satisfaction of each video to audio
online conversion tools.

5. The process indicates the step used in the
study. The study utilized the survey method
with the used of questionnaire as the main
instrument in gathering data. The data were
organized, tabulated, presented, analyzed and
interpreted.
The output presents the usability evaluation
of the video to audio online converters:
video2mp3.net and flv2mp3.com. The findings
were used as basis to know what conversion
tool is more effective, efficient and satisfying.

6. (1) www.video2mp3.net
Advantages:
 Higher quality standards than any other sites - 256kbps!!
 Grabs mp3 directly from source flv file
 Lightning speed process with zero loss to audio-quality
 No limits on the amount of conversions and downloads
 They do not require you to sign up, or register to use
this service.

7. (2) www.flv2mp3.com
Advantages:
 This application is very simple.
 You can use it with Mac, a Linux PC or even an iPhone
 Grabs mp3 directly from source flv file
 No limits on the amount of conversions and downloads
 They do not require you to sign up, or register to use
this service.

8. This usability study will allow us to obtain user
feedback that we can use to evaluate the video2mp3.net
online converter versus the flv2mp3.com online converter.
Specifically, this study seeks to answer the following
questions:
What video to audio online converter is
better in terms of:
 Learnability
 Efficiency
 Memorability
 Errors
 Satisfaction
What are the conclusions based on the
findings of the survey?

9. Five participants were
considered as respondents of
this study. They were asked to
perform the tasks. In order to
qualify as respondent for the
study, he/she must be a 5th
year student of USJ-R, person
who loves to play music and a
first time user of these two
(2) products.

10. Name Gender Age
Christy Female 22
Gretchen Female 21
Sherie Female 21
Orville Male 21
Kenn Male 25

11. The specific task is to search
music videos from YouTube and convert
to mp3 by using the two specific
products which are video2mp3.net and
flv2mp3.com free online video to
audio converter.

12. Task 1
Search music video from YouTube and
convert to mp3 by using free online converter
flv2mp3.com and video2mp3.net in standard
quality.
Steps: video2mp3.net
1. Search for the video you would
like to convert to mp3.
2. Copy the link from that video.
3. Paste the video into the
converter box.
4. Select the standard quality.
5. Click “Convert”.

13. Task 2
Search music video from YouTube and
convert to mp3 by using free online converter
flv2mp3.com and video2mp3.net in high
quality.
Steps: video2mp3.net in high quality
1. Search for the video you would
like to convert to mp3.
2. Copy the link from that video.
3. Paste the video into the
converter box.
4. Select the high quality.
5. Click “Convert”.

14. Task 1
Steps: flv2mp3.com
1. Search for the video you would like to convert
to mp3.
2. Copy the link from that video.
3. Paste the video into the converter box.
4. Click “Convert”.
Task 2
Steps: flv2mp3.com
1. Search for the video you would like
to convert to mp3.
2. Copy the link from that video.
3. Paste the video into the converter
box.
4. Click “Convert”.

15. To gather pertinent data, the
researcher used survey questionnaire.
The data collected from the
questionnaire is supplemented with
unstructured interviews with the
respondents.

16. The evaluation will be
done at University of San
Jose-Recoletos (Main Campus)
in Study Area using the same
type of computer, broadband
internet and same time of
evaluation.

18. During the testing process, several
instruments were used to measure the usability
of the product being tested. The main
instrument used was survey questionnaire.
While the test was going on and the
participants were working through the tasks, the
observer made notes about the performance of the
product used by the participant in completing the
task.
The time required to perform
each task was also recorded by the
observer. The recorded time served as
a guide to compare how the different
participants' different methods
compared to the other participants.

19. TASK PERFORMANCE RESULTS
Task 1: Search music video from YouTube and
convert to mp3 by using free online converter
flv2mp3.com and video2mp3.net in standard quality.
CONVERTER USER 1 USER 2 USER 3 USER 4 USER 5 AVERAGE
video2mp3.net 1.32 min 1.56 min 1.26 min 1.43 min 1.42 min 8.31 min
flv2mp3.com 1.21 min 1.28min 1.17 min 1.24 min 1.15 min 6.75 min
The table shows that the five
users finished the task with an
average time of 6 minutes and 75
seconds. This means that
flv2mp3.com is more efficient.

20. TASK PERFORMANCE RESULTS
Task 2: Search music video from YouTube and
convert to mp3 by using free online converter
flv2mp3.com and video2mp3.net in high quality.
CONVERTER USER 1 USER 2 USER 3 USER 4 USER 5 AVERAGE
video2mp3.net 1.28 min 1.33 min 1.19 min 1.21 min 1.17 min 7.06 min
flv2mp3.com 1.13 min 1.06 min 1.08 1.10 min 1.14 min 5.51 min
The table shows that the five
users finished the task with an
average time of 5 minutes and 51
seconds. This means that flv2mp3.com
is more efficient.

21. POST—SURVEY QUESTIONNAIRE RESULTS
The following table shows the results for the
questionnaires taken by the users upon completion of all tasks.
(1 - POOR, 2 - FAIR, 3 - GOOD, 4 - VERY GOOD, 5 - SATISFACTORY,
6 - VERY SATISFACTORY, 7 - EXCELLENT, & NA for not applicable).

22. LEARNABILITY USER1 USER2 USER3 USER4 USER5 AVERAGE
1) video2mp3.net is easy 5 4 3 5 4 4
to use
2) I learned to use 4 5 6 5 4 4.8
video2mp3.net quickly
3) Navigating the 6 7 3 6 5 5.4
video2mp3.net interface &
menus are easy
14.2
EFFICIENCY USER1 USER2 USER3 USER4 USER5 AVERAGE
4) video2mp3.net makes 7 6 4 4 6 5.4
the things I want to
accomplish easier to get
done
5) Speed in converting 4 5 5 6 4 4.8
videos to audio file format
or load up quickly
6) Fast downloading mp3 3 4 4 6 5 4.4
files
7) video2mp3.net requires 3 3 5 5 7 4.6
the fewest steps possible to
accomplish what I want to
do
19.2

23. MEMORABILITY USER1 USER2 USER3 USER4 USER5 AVERAGE
8) I easily remember how 5 5 6 5 5 5.2
to use video2mp3.net
9) Interface and menus 6 4 3 4 5 4.4
are easy to recall
9.6
ERROR USER1 USER2 USER3 USER4 USER5 AVERAGE
10) I experienced errors in 6 7 5 4 6 5.6
this product
11) Converting & 5 5 4 6 7 5.4
downloading failure
11
SATISFACTION USER1 USER2 USER3 USER4 USER5 AVERAGE
12) video2mp3.net works 2 3 4 4 5 3.6
the way I want it to work
13) video2mp3.net helps 4 2 5 5 3 3.8
me be more effective
14) I am satisfied with 5 5 3 6 6 5
video2mp3.net
15) I would recommend 4 6 4 5 3 4.4
video2mp3.net to a friend
or classmate
16.8
TOTAL
70.8

24. LEARNABILITY USER1 USER2 USER3 USER4 USER5 AVERAGE
1) flv2mp3.com is easy 6 7 6 7 7 6.6
to use
2) I learned to use 7 5 5 6 5 5.6
flv2mp3.com quickly
3) Navigating the 6 7 7 5 4 5.8
flv2mp3.com interface &
menus are easy
18
EFFICIENCY USER1 USER2 USER3 USER4 USER5 AVERAGE
4) flv2mp3.com makes 6 6 5 5 4 5.2
the things I want to
accomplish easier to get
done
5) Speed in converting 7 5 5 6 6 5.8
videos to audio file format
or load up quickly
6) Fast downloading mp3 5 4 6 7 6 5.6
files
7) flv2mp3.com requires 6 6 5 5 5 5.4
the fewest steps possible
to accomplish what I want
to do
22

25. MEMORABILITY USER1 USER2 USER3 USER4 USER5 AVERAGE
8) I easily remember how 7 7 6 5 7 6.4
to use flv2mp3.com
9) Interface and menus 7 7 4 5 4 5.4
are easy to recall
11.8
ERROR USER1 USER2 USER3 USER4 USER5 AVERAGE
10) I experienced errors 6 6 5 5 7 5.8
in this product
11) Converting & 6 7 7 7 4 6.2
downloading failure
12
SATISFACTION USER1 USER2 USER3 USER4 USER5 AVERAGE
12) flv2mp3.com works 6 5 5 7 6 5.6
the way I want it to work
13) flv2mp3.com helps 7 7 5 5 5 5.8
me be more effective
14) I am satisfied with 6 5 7 6 5 5.8
flv2mp3.com
15) I would recommend 7 6 5 5 4 5.4
flv2mp3.com to a friend or
classmate
22.6
86.4

26. • Flv2mp3.com is much preferred by the
users since they find it easy to use.
•Out of the five participants, all
seems to have performed the tasks
easily with flv2mp3.com.
• Of the two tasks that were given,
participants were successful more
often when using flv2mp3.com.
• Users find it difficult to perform
the task using the video2mp3.net for
the reason that there are more errors
compared to the other converter.

27. From this usability study of
the free online video to audio
converter using video2mp3.net and
flv2mp3.com, the researcher was able
to gather data based from the task
given. In which the researcher
concluded that the flv2mp3.com is
much preferred by the users instead
of the other conversion tool which is
the video2mp3.net. Flv2mp3.com is
much more efficient to use because
users find it very easy, fast, less
error, and satisfying.