Application Development on Mobile Platforms
symbian ciroqoo^k
os
0
BlackBerry
Jaroslav Skrabalek
© Windows phone palm
About me
1998, 2004
3 commercial mob le division* 1st academic mobile lab in Czech
Editor (post)
• mobilmania.cz, Mobility, gsmarena.com.
• zrve.cz. Computer
Project Manager & Ovtsion leader responsible for mobile development (past)
• JavaME. iOS
• Sazka, Tipos
• »CRM. Ptay cz
Mob«4e development drvtsion as a key part of sever a* companies
• Entrepreneur
Modern Mobile Platforms Group leaderStaSArlS
• Mobera conference chief organizer
• Project manager (EU projects)
• Ministry of Education/ Interior consultant
• lecturer (PV20& VAMP. XV004....)
• Ai projects. Face Recognition
Masarykova univerzita se zaměří na smartphony cj
Chcete studovat smartphony a vývoj mobilních aplikaci na vysoké škole? Brnenská
Why?
■ Bil     mobile phone users in 2014 • Earth population seven billion people
high speed data coverage
More mobile connection than desktop connection to Internet in 2011
international Telecommunication Union
SMARTPHONE USERS: UP 800M
Tune
PornHub case study
Why?
Change of computers' usage
• Everywhere
• Everyone
• Simply
Why?
Old way
New way
Why?
, Mmwi weysors, so % oycohabz'v.ticrt era ccrnrntmications.aoioliccfitons cteignzc! Si? <°Cs m'l-befooc&ed after use*:htbedeiiGe leszohs f,vr:i ^marioh'enecollbhofatiyn apfflcatfaiig"
Gartner, also PWC, 2010
.íw-arage. s icne spěni par way vjíwi i u a m/nuŕes
2?p
132
-1-1-1-1-1-1-1-1—
2013     2014     2015     2016     2017     2018     2019 2020
TV   ■ Mobile devices
Gartner Hype Cycle for Emerging Technologies, 2019
3S f
a
V
Tim«
gart r»cf.co«n/Snva rler WrthGartncr
Ihm c«t
Gartner
BtocKp*
H
Edge Analytic* Autonomous Orrvmg Level 5 Low Earth Obit Satellite System*
Edge AJ^J* Explainable AJ,^ PfcracmhcejrJon
Knowledge 0» aphs *__
Synthetic Data 1 Light Cargo Delivery Drone* Transfer Leer rang Hying Autonomous Veh#c*es Augmented InteUgenee Nenotcale 3D Printing
I
I
Qajiaj alive Adversarial .
\
Enxrtion Al
Decentralized Autonomous Organisation
DigitalOpa Adaptive ML
Decentrakred Web
ar Cloud
Biotech • Cultured Q or Artificial Tissue >
O
Graph Analytic*
hfcxt Generation Memory 30 Seneing Cemerea
Autonomous Driving Level 4
Immeraive Workspaces
Peak of
Innovation Inflated Trough of Slope of Plateau of
Trigger Expectations   Disillusionment Enlightenment Productivity
Time
7 vaaii as. ? an Swear* 5 to to waar* C\ more then >o veers   al nharaaia halnra raataaii itAtinnMi
Figure 1. Gartner's Hype Cycle
expectations
On the Rise
Why
At the Sliding into Peak   the Trough
Climbing the Slope
Entering the Plateau
MjQfi gfOfflh »dopfron I^Mtitarti 20lo30 per ox* of tw potential muAmncm kt$ a Juptod th« «nnovaton
TN*J-g««««i*OJ* products
time
Why?
NFC
• Mobile payments instead of cards
• Localization (profiles, alarm, night mode, automode) Augmented reality
• navigation
• health
• handicapped Sources of energy
• New technologies (fuel cells)
• Alternative energy sources (solar energy)
• "eternal" endurance
Why?
• 3D Displays
• 3D cameras
• 3D multitouch Materials
• Liquid metals
• biochips
• parallelism - the X-core CPUs and frequency of gigahertz
• miniaturization
History
...larr is.ssuenuof
R.I.P.
• EPOC
• Windows Mobile <6.5
• Palm OS
• Symbian
• BB10
• Meego
• WebOS
Milestones
EPOC -> Symbian • Nokia 7650 (2002)
Touch(2007)
• Apple iPhone
• Simplicity (!)
AppStore (2008)
Siri (2011)
Watch (2014-2015)
Approaches
Full IBM/PC in your pocket
vs.
Simple mobile oriented solution
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■ •  - •
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2:22 pm
Quick Tour Calc
Calendar
0 42
Contacts
Card Info CMDBar Dialer    Documents Expense
Approaches
Connectivity, Media, Content
Rich yet Simple Functionality • Hundreds of functions vs. tens but well-controllable
Touch
Why?
3;:.5cnsss is.-chore — ir; to $2Uü!c^ reyshue in zO:d>J
Apple AppStore (7/2019)
• 2,2M+ apps
• Revenue $50 000+ not unusual
• 75 % revenue
Google Android Market (12/2019)
• 2,9M+ apps, -3500-4000 apps/day
• Revenue ~ poor, insecure
2S&2
2017 2018' 2022'
Data visualized by .;>. f obitou
it.Ma 20191»
TCCH 4 CHART OF THE DAY
Apple users more willing to pay for apps
Year-on-year growth in time spent per mobile app cat
and
Ut.litrt* and pfoduciivfty
l.VrtjII J\fMi;f yfOWrl*
^4X
box m
20K
200
Km
Why?
3;:.5cftsss is.-chore — ir; to $2Uü!c^ reyshue in zO:d>J
Apple AppStore (7/2019)
• 2,2M+ apps
• Revenue $50 000+ not unusual
• 75 % revenue
Google Android Market (12/2019)
• 2,9M+ apps, -3500-4000 apps/day
• Revenue ~ poor, insecure
APP DOWNLOADS: 180B
350B 300B 250B 200B 150B 100B 50B 0
er
o O
kCT4 2015
BIG BRIC: DOUBLED IN 2015
BRAZIL
INDIA
RUSSIAN FEDERATION
; CHINA
India: leading
in m-commerce
Brazil France
India Japan Poland USA
I
8
12
16
20
24
Aíbň'thÍy'.ÁvGraco Number olAi?4?.B-Used ond:řrjsťaLc
?       bona User's
0        10       20       30       40       50       60       70       80       <>C      KX> 110
ONE TIME-USE
PERCENTAGE OF APPS ONLY USED ONCE (BY APP CATEGORY)
of all mobile apps downloaded once are never used again
2&t	Sports
	Games
2W	Photography
1^6	Social
	Networking
POPULAR APP CATEGORIES
4    • ^ -
0
o
12
UTILITIES BOOKS
GAMES       EDUCATION BUSINESS
o
TRAVEL
i	
LIFESTYLE ENTERTAINMENT	
J?	©
MUSIC	SPORTS
THE APPSTORE IS STUFFED
iPhone Apps for Workout
Android Apps for Workout
THE CONSEQUENCE: ONLY A FEW DEVELOPERS EARN WELL
While Clash of Clans makes
$i,221.oris/dav;
T i I iVl I
ii i i I I I l I i
THE AVERAGE APP MAKES:
52,222 /developer
$6,000 /developer
$21,276 /developer
21% of Millenniais open an app 50+ times per day. 49% of people open an app 11+ times each day. 57% of all digital media usage comes from mobile apps. The average smartphone owner uses 30 apps each month.
App Users Spend 77% of Their Time on Their Top 3 Apps
Percentage of individuals' app usage spent on each user's personal top 10 apps
NATIVE MOBILE APPS
ARE ABANDONED AFTER FIRST TIME USE
AVG. DAILY ACTIVE USER LOSS IN 1ST 3 DAYS OF INSTALL
■ Average Retention IJ Average Churn
m
0\
	—1		66%	
				
				
				
	43%			
			34%	
29%
Month *1
Month *2
Month ♦
Cost Per Loyal User Index
■ ,os
& s a & äs a a a a a a & ä
User first
Any idea, but-Problem    ► Solution
Three kinds
• Must-to-have
• Nice-to-have
• ehm, next one
Feasible
Ill
Ensure your idea
i. Is unique
2. Solves a
problem or
provides
entertainment
Inct irormAntlu ncoH innc
3. lias been ^ evaluated bv an
expert for of improvement and technical limitations
iSi Jil
vim
On average, developers make:
$11&S rcvcnuc/app $.|.(HMl revenue app
in the Google      Store in the App|e App S|ore
Ways to monetize your app include:
in inc Appie App More
Ways to monetize your app include
i.Char*eaomMimefeeto 4 Include advertising
download your app
2. Onetime fee ♦ in-app fflffl 5- Charge subscription fee
purchase (i.e. for extra features)
3. Offer a free version • a paid
version (\% Inch 1.^ aii.i textures) \ .   ( I «limited tune.
v-^/     then charge a fee
However. 8()% of app developers are not generating enough revenue to support a stand alone business.
,4k .
oeial Media
This starts early! Why?
of all apps have never been downloaded
Build Buzz Through:
A*
V
App WebSite
La
Featured in news stoneN
Make a \ideo of how to use the app
Kvent Promotion
Who you'll need:
A developer A de\u :.<•:
1 tt
Sign Up For A Developer Account
Sign Up For A Developer Account
S<>l.> \ SAB !H>2T>    XI   ii \n;   I; i
i< >S Developer Google l»la\ ! lopcr
Tins is so \xni can establish your business and distribute your product through these app stones.
Sketch each screei of your app and the flow from start to finish. Keep in mind:
Size and shape of Actions users
various eicmcnts cun 1 akr ^rom
each screen.
Then take this sketch to your design and development team.
How each screen will look
To avoid having your app rejected from the app store ensure it doesn't do any ot these things:
Uses the word "beta'
Improperly iim's files .mil tile s\ stems
links to outside p.iwnent
M Ill'IIU'N
Mentions
supported
platforms
Has a long load time
Misuses trademarks and lo£os
Crashes for users • denies
permissions
H.is localization
11T« he-
lm properly uses icons or buttons
Sit back, relax, and watch as people download your app.
Then start working
on the next. r
improved version!
Programming languages
Java
Kotlin
Obj-C
Swift
C++
	■		
			
■M . ■ { loz (i - o?	i < chlocksi i 4 .*>   «-j»:í. f7n-		
Cloud
Mobile device is not enough Necessity of backend
• Amazon Web Services
• Google AppEngine
• Microsoft Azure
App as a Web
Write once, run many times
Cross-Platform Mobile Application Development
(+) fast, looks like native, all major platforms
slow, energy consuming, not native user experience
Webview
->.Phcrc;rdp, !itanun;./X^Tic"rin
20 04 2015. 23 01
Android ak dobodal iPhonistu. Muži sa pohádali kvôli telefónom
Obyčajná hádka o tPhone u Samsungu sfeončtla príchodom ]x>[\cajnej jed?iotky. fefcárou a nasadzoi-anim pút.
II APPLE fOS
AN0R0I0
NOT SURE / DON'T HAVE A CELLPHONE
Hunch crossed those responses with answers from dozens of other "Teach Hunch About You- questions, totaling 80 million 4 responses.
Dtitvtcn
'Mm m
USt«S:
CORE DEMOGRAPHICS
10% moro likcty to bd me n
17M> more Mealy to live in the vuburbs mora Mfcefy to lhre <n the country
Sxcv itt-34
80% nwt kkety to have • high MM diploma
iv liMy to be conservative
$
24% more lately to have en annual household income SSOkandilOO*
$' ,}Nty mo'O r^ct/to bo pessimists
12% more Meaty to bo introverts
29% rr >w "Vvty to prefer saving thrlr money
ii
18'^ more Ucty '.o be women 27% more ukery to live m • city
Ucty to bo 33+
37% mora Ukaty to novo a graduate degree
17'
Lki'ly to t-epolit.cjl'i Nbcrj!
67% mora kkery to hare an annual household income of $200* of mora
C0^> more likely to be Amcicon Eipr«:.5 Cerd'hC^tfef J
mote likely to be optimist*
14?» more likely   bo extroverts 26% more likely to prefer spending thaw
39% more l acV to soy <*>cy7c h^VmalntenarKO
CORE DEMOGRAPHICS
80% mora Wkery to hava only ■ rwgn icnoot otpiome
mom Lkcry
o r e
conservative
$
24 H mora likely to have en annuel household income benw—n S50k and Si 00k
3(7% mora likely to have a graduate
t7fra more Lkcly to be politically liberal
mora Hkely to have an annual household of S2O0k or mora
•' C •. more I -». :y cb bo American Eiprc^* cardholders
PERSONALITY
LIFE
IJmTIUHTl
Sr-Shi:, no.'o Uely to bo pessimists
IM
Mtefy io oo iinivvoiia
29^b mom likely to prefer saving thc«» n.uney
it
18% mora Hke*y to novo »guelry mathematical and verhel aptitude
71
re fkety lo say they tend to fortes
71% mora Ukery to have never traveled the«r native country
35'V} ntotv liken; to not ivmember their last v&rai»on
12% mora kkery to hava
Slightly mora Ukely to be opum«-sts
W.t more likely to bo oatroverts
26% mora likaiy to prater spending the* money
39
^<c^y to say thc/rc high maintenance
11% mora Ukary to hava a stronger verbal aptitude
27<to nvvti likely to v*y (hey tend to IvW
M% mora likely to hava vtslted mora than hva countries
1T
likely to play a musics! Instrument
15% mora Ukoty to hava In the lost abt months
2fl% mere Mcely to prtftr saving Ihcir money
ii
1t% more llkety to hava equally strong mathematical and verbal aptitude
71% mo***? Hccry to *ay they tend to foftc^
"i *       «a^.*.**k i.l a i    s.   aaaBBeaWaei .       it .1 .it i> ii.. • naaaa •...
*o^*3 mora anaiy v pi via r spenoeng cnetr money
39% moro tXc?y *° «y th*/r© hi 11 % mora likely to hera
27<rg mure like'i tu s*iy they
71 lb mora Bkery to have never traveled outside the«f native country
35% more liken; to not remember their lastvaCfilKX.
12% more likely to have pet*
11% mvt mcety
>p a' bulk/club stores
31 % mora KVcty to ba W>!er adopters
57** more likely to prefer an ugly device that's full featured
36*) mora ItXefy to havo Jy-.t one email address
47% more kkeh/ to have hrst used Oflflfl;
Hi ,   1— »____■ &MA. t U U U
bib mněl wwr <uw
likely to hava vtslted
more than frve countries
13% more likely to play a musical Instrument
15% mora Hkaty lo hava vacationed
in
55?« more dvely u> have taken *>t.e.*»il free flights this year using frequent flyer miles
50% more IlkeV to be e*»?y adopters
122% more likely to prefer a device that does Just a few ttungs
22% more likely to have three or more vřivil addresses
50% more likely to hava hrst used the Internet
II
UYůi/ It*
■
12% moff likely to have pet*
t1*j nvv/$ Itkefy to shop ot butk/club storo*
19% more Hkaly to have vacationed in the last vii morvm*
55s* mort f-Vcty "o have token sovvf^l fret nights this ye*/ using frequent flyer rrJot
31'?» mo«o t V»»1y to to tut«r adopters
57% mora likely to prafar an ugly device that* tua featured
35'ti more LkeJy to have |uit one
tfTiel? iddress _
47% mora Meaty to hava first used 9(1(1(1 the Intarnat after 2000
33-* more likely to never bi their computer
Mora than 100% mora likely to be PC user*
in i
OF
50"* noro l.Veiy to use Van
Sry:* moro Ukvty to bo varty
•art
122% mora lately to prefer e sleek does just a few things
22^> more CKely to ha* e three cr more email addresses
50% mora likely to have first used the Internet
1!
€7V: more likely to back up the* compter constant*)
**
Mora than 100% mora likely to be Mac users
3£% more llkcfy to    n vn enrUI domo^n associated with work, school, or their v.'cbsito
Sttgrttfy more Mtely to briefly eston to the prtcn ernen re acne a oy a
more ltkcly to pas* tho tirro w«jitiivj in a long Ene by testing
J3
Slightly mora Meaty to immediately hang up on telemarketers
.i i
"o mora lifccly *n li»<t *hi'e driving
54% mora likely to pass the tana waiting
the Internet after 2000
33^ more likely to rever tuck up their computer
•lor* than IOO*>rrKxe likely to 6« PC umu
iOvO nxx* lik«V to U50 Yehoot Mi
before 1992
$7% more Itkcfy to beck up their computer constants
Mor* than 100%. more kkely to be Mac uaer*
3«"-^ moro r<dy to'own bn email domo'rt essoctolcd with wort, school, or their wobsite
Slightly mora likely to bnefly listen to the
3$*-u more t«kel* to f ovs the time wa-tmg in a lorvg lino by textlng
24% mora likely to have a song
(rather than beeps or tones) for a ring to na
33'~j more lively to arwwer an unknown phone cai: wiin *hi, this 1»J*
Slightly mora likely to immediately hang up on telemarketer*
50% mora tikety to to *t white d'Jrlng
54% more likely to pest the tome waiting tot a long Una by checking emei
17'^ more hkety ro have digital tonet cr Uiops (rather than t>uny<>) for a rinytone
TV SNOWS
Lou'd How I Met Your Mother) The Working Dead
Planet Earth | Poiťdodia I The Kil
CABtf IV NETWORKS
Comedy Central ESPN Discovery Channel
Bravo BBC HBO
mom iiK«fy to neve e song i rather than bMM or tones) tor a
in ■ long mm oy
S3^t more liko'.y^o ww«r an unknown phone ceil witl>*Hi Ihis b-T
T7*-o more tkely to hove to beep-s 'rather than sor.fls) for e rl
or
TV SHOWS
toui* 1 How 1 Met Your Mothmr | Tim Walking Dead.	Ptinat Earth I Porthnd i |Tho K:.:n 3	
CABLE TV NETWORKS a		
Comedy Central ESPN Discovery Chennei	Brevo BBC HBO HB0	
MOVIES ^		
X-Men: First Class I The Tree of Ufa 1 Harry Potter and tie loathly Hallows: Part 7.	Midnight In Paris | Beginners 1 Anothei Eurth	
BOOKS		
The Lord of the longs 19C4I The GunsJanger V. 1
A Visit from tne Goon Sowed Switch
MUSIC
Rjdiohca *I /one-tie Mono« ] G 1 Tjlk
r; 0 At:. \ DV'o and Scb^Uan | VC*J</ Best Con.- ^ ^
BREAKFAST CEREAL
Corn Pops | Hone/ Nu*. Chccrios I Rice Crisptes | Ka&hl GCLEAN Crunch! |
Cinnamon Toast Crunch Crises
mm
MUSIC
Radiotoad I Jancllo \'on-c I Gin ~a!k
Best Coast
BREAKFAST CEREAL
Cc rr- Pops I Honey NjtChecrlosI Cinnamon TcaTt Crunch
Rr:t Crfepftf t Kavhl GOlXArv Crunch! I Crispin
Mini
MliedNuts G*nger Snaps Yogurt
MAIN COURSE
Sirloin Sic ok | General Tso's Chicken I		Sushi iPa^Th.jilTapas
ChccSCi'CBk		
	F RUH '	
Orange  Pineapple Grape		Strawberry Clementine Raspberry
	ICE CREAM -	
Chocolate Ch'p Cookie Dough (Vanilla | Cookie* and Cream		%• Salted Caramel | Mini C'vp 1 Lemon Sorbet
—	ALCOHOL	
Shirax Mosceto Becks		Mafcec ! CMentt 1 Magic Hat
FASHION OESlGNEfl
Brooks Brothers I S alvatoru furr*jamo | Rat*.*» laur«n
Tom Ford I Marc Jjcobs I Procnja SchoulQf
/
SaMcd Caramel | Mtnt Chip I Lemon Sorbet
Shlrar Motulo Becks
FASHION DESIGNER		
Crooks Brothers 1 Sa**utorc rcrregamo I ftaph Ui*jr«n	Ton- Fond 1 r/irc Jacobs 1 ^	
^                            AM HOVEiHl		
f <e Gotmc Street An Surrealism	Minimalism Abstract Expressionism Bauhaus	
TREE ^		
fVimboo I Oak 1 Maple	Walnut I Cherry I F]r.	
LIVE THEATRE		V
Shakespeare Cirque du Soleil Contemporary Play
Broadway Musical Classical Play Dance
with Windows* operating systems tend to be:
V/omcn Suburbanites
• • Ä People with other operating systems mZm  (BlackBerry and Palm) torvj to be
ETqually likcfy to be men or women
Ci?y-dwcner& mn
r- ..... ,i     ii___1
FASHION. TASTE, & AESTHETICS
WHAT ABOUT OTHER OPS?
Gothic Street Art Surrealtsm	Minimalism Abstract Eipressiorwsm Bauhaus	
'                                         IHK ^		
Bamboo 1 Oak | Mapf©	Wsl.iutl Cherry |n#	
[                                    1IVE THEATRE		V
Shekespeans Cirque do Soto* 1 Contemporary Play                       • '	Broadway Mu«tc»i 1 Classic*' PI	ay 1 Dance
Paople with WWtdows*besed operating systems land to be	* 0 Paopse with other operating systems m Z m (BlackBarry and Palm) tend to be	
Suburbanite* taMM Politically middle of the road        * 11" Ejdfovtrttd Not particularly well-traveled	Equally Ukaly to bo men or wc-mcn C'ty dwellers ^-.^ Politically liberal	
■Baal Mt jom st mm^mu        sou re*.
fltej
TheswMc
eaefeasa
unc
Anv
Tablets
Nice-to-have?
7", 9", 10", 11", 13"?
Keep Bl, design Ul
Apple iPad dominance
Future
Time Spent on Mobile Grows 117% Year Over Year
(By Form Factor)
Device Share of US Digital Media Time Spent
In Apnl 2018
I marketing ::: charts
Smartphone App
Desktop
Tablet
Smartphone Web
Average Time Spent per Day with Nonvoice Mobile Activities by US Adults, 2017     ' '
hrs.mins_____
Feature phone
0.02
•A
Total per days 3 hours 17 minutes
Apple vs. rest of the world
Google, Samsung, etc.
1 st Android looks like BlackBerry
Samsung as a vendor for Apple
• GalaxyTab, Smartphones, desing of stores, icons
• but really sole competitor to Apple
• but...:)__
■
f<;fnrp<; irnn<;
THANK YOU FOR ATTENTION !
\ Ui -.U.Si ~> V .J kLj*b Li. £/.
skrabalek@fi. muni, cz +420 602 831830