Challenge your friends

Can you predict when I'll cross the finishing line?
Create your guessability page now

Free as in 'really free'

We don't take a penny

Donate easily with...

Why use Guessability?

Free   as in "really free"
we don't take a penny (more...)

Guess 'n' Txt
effortless guess & donate by Txt (more...)

Featured fundraiser...

Yvonne Sykes - London Marathon
21 Apr 2013

Win £25.00

All you have to do is guess how long it will take me to run the London Marathon…..

All funds go to ‘Bears Medics’ a tiny but brilliant charity based in Essex made up of Doctor and Medics that support and work in...

  • Make a prediction...
Kathy Tracey - London Marathon
21 Apr 2013

Win £50!!
Just guess how long it'll take me to run the London Marathon, and all the funds will go to the Rainforest Foundation UK Peru project. Minimun pledge: £2 per guess please.
We are helping the locals to build sustainable...

  • Make a prediction...
Andy Jordan - Virgin London Marathon
22 Apr 2012

What a crazy race! This year I decided at the last minute to run in fancy dress. A wool three piece suit, a genuine bowler hat and an umbrella. I got pretty hot, had great fun, fantastic support from all the spectators and took a very leisurely...

  • Make a prediction...

Most guesses

27 guesses
Yvonne Sykes - London Marathon
29 guesses
Kathy Tracey - London Marathon
21 guesses
Neil Prowse - Great South Run

Bestest guesses

Winning
guess
George Wood
missed by 36 places
James Taylor - The Wales Marathon
Winning
guess
Ivy Martyn
missed by 42 places
Sally Shaw - Finchley 20
Winning
guess
Dave Green
missed by 223 places
Andy Jordan - London Marathon

Upcoming...

Find my event

Guesstimates...

Gherkin Challenge
4m
"Good luck"
from Katka Trebulova on 12/05/13
£5
Bupa Great North Run
2h10m
"A nice steady 10 mins to the pile pace! It's for a great cause.... Go for it!"
from Clarie Miles on 23/04/13
£10
Bupa Great North Run
4h3m21s
"And thats being optimistic!"
from Simon Cowell on 22/04/13
£1
Bupa Great North Run
1h30m
"Go for it!"
from Snotgobbler Yum Yum on 22/04/13
£1
Bupa Great North Run
2h18m5s
"Good luck Hannah"
from Sally Burden on 22/04/13
£1
Gherkin Challenge
28m
"Just think of the great legs you'll have after this...you'll look amazing in heels!"
from Brian Hughes on 21/04/13
£5
London Marathon
3h49m
"Yvonne good luck - we will be thinking of you xx"
from Ange Leese on 19/04/13
£5
London Marathon
4h56m
"Good luck & all the best - enjoy"
from Elliott Byrne on 19/04/13
£5
London Marathon
4h27m
"Enjoy"
from Adrian Leese on 19/04/13
£5
London Marathon
5h16m
"Go girl."
from Ken Fording on 19/04/13
£5
London Marathon
4h46m30s
"Good luck Yvonne x"
from Sue Walsh on 19/04/13
£5
London Marathon
4h14m14s
"Have a great day."
from Mark Thomas on 19/04/13
£5
London Marathon
4h46m
"Good Luck Chuck!"
from Ashley Fletcher on 19/04/13
£5
London Marathon
4h12m
"Good luck Yvonne - go for itx"
from Jo Morgan on 19/04/13
£20
London Marathon
5h5m
"Best of Luck Yvonne - hope the sun is shining on you during your run :)"
from Elaine Parker on 18/04/13
£5
London Marathon
5h5m
"Good luck Yvonne - very inspirational!"
from Johanna Guiney on 18/04/13
£5
London Marathon
4h55m
"Good luck and all the very best Yvonne. We are very proud of you and will be looking out for you on Sunday - Theresa Tim & Fiona"
from Theresa Evans on 18/04/13
£20
London Marathon
4h33m
"Good luck for Sunday Yvonne from Pete Kathy & Holly"
from Pete Small on 18/04/13
£5
London Marathon
4h42m
"Are you mad.... Krys xx"
from Krys Kemple on 18/04/13
£20
London Marathon
4h22m
"Good luck Yvonne from John, Sarah & Fin @ The Lamb Eastcombe"
from John Clarke on 17/04/13
£5
London Marathon
4h53m
"Good luck Yvonne, make sure you do a risk assessment :-)"
from Martin Reeves on 17/04/13
£5
London Marathon
4h38m12s
"Good luck Yvonne!!"
from Lyndsey Ward on 17/04/13
£2
London Marathon
4h38m
"Your the best mum x"
from Oliver Sykes on 16/04/13
£2
London Marathon
4h25m
"Good luck mummy I know you can do it xx"
from Harry Sykes on 16/04/13
£2
London Marathon
4h40m
"Good luck MOONY - go for it x"
from Dave Sykes on 16/04/13
£5
London Marathon
4h45m
"Good luck Yvonne from Alison and family x"
from Allison Payne on 16/04/13
£5
London Marathon
4h15m
"Looking fit and making great cakes has to be brilliant prep! Good luck :)"
from Andrea Newell on 16/04/13
£10
London Marathon
4h50m20s
"I'm sure you'll knock at least an hour off your last time. Good luck and all the best. Love Lesley"
from Lesley Yaxley on 15/04/13
£20
London Marathon
3h50m
"Go MOONY"
from Loise Morgan on 11/04/13
£10
London Marathon
5h
"Well done for taking this on, have a great day and prehaps we can all catch up for a beer soon, take care Gareth"
from Gareth Davies on 10/04/13
£5
London Marathon
4h35m40s
"I've just read my tea leaves"
from Steve Harvey on 10/04/13
£20
London Marathon
4h30m
"If you are going slower than this speed up and if faster, slow down - I need the cash!!!"
from Kerry Moseley on 10/04/13
£5
London Marathon
2h20m
";-)"
from Tony Hutchinson on 10/04/13
£10
Bupa London 10000 (10k)
1h5m24s
"Good luck baby x x x"
from Lucy Munton on 04/04/13
£2
London Marathon
5h16m
"Avril"
from Avril-Rose Williamson on 27/03/13
£5
Cannes Half Marathon
1h49m48s
"Vive Le Stephen Lawrence Trust, et Bon Chance! Helen (in Global Partnership spirit!)"
from Helen Gorie on 23/02/13
£15
Cannes Half Marathon
1h59m
"All the best Hannah! Lots of love"
from Anne Wanjie on 21/02/13
£20
Cannes Half Marathon
2h1m17s
"Good luck honey. Enjoy! xx"
from Becky Vernon on 20/02/13
£20
Cannes Half Marathon
2h12m22s
"Good Luck Hannah !"
from Karen Kiernan on 19/02/13
£5
Cannes Half Marathon
1h54m30s
"Good luck"
from John Carstensen on 19/02/13
£5
Cannes Half Marathon
1h57m20s
"Enjoy the run and enjoy Cannes! Good Luck!"
from Elinor Wakefield on 19/02/13
£10
Cannes Half Marathon
2h6m23s
"Good luck Hannah!"
from Jennifer Smith on 19/02/13
£10
Cannes Half Marathon
2h16m17s
"All the best Hannah!"
from on 18/02/13
£10
Cannes Half Marathon
1h52m
"Good luck Hannah, enjoy the race!"
from Helen Markides on 15/02/13
£5
Cannes Half Marathon
2h7m24s
"Do your best!"
from Anna Turner on 15/02/13
£5
Cannes Half Marathon
1h59m3s
"Bonne chance, Hannah!"
from Anne Fraser on 15/02/13
£20
London Marathon
5h30m
"."
from Annie Fray on 14/02/13
£2
London Marathon
5h8m
"."
from Nick Herbert on 14/02/13
£2
London Marathon
4h56m
"."
from Danni Wicks on 14/02/13
£2
Cannes Half Marathon
1h58m48s
"Gotta beat the 2 hour barrier, eh?"
from Neil McKie on 14/02/13
£10
Great South Run
4563
"From Jackie"
from Jackie Nicholls on 26/10/12
£10
Great South Run
14684
"From Neil"
from Neil England on 25/10/12
£5
Great South Run
6405
"Pete G's guess"
from Pete Grove on 25/10/12
£10
Great South Run
19039
"Good luck"
from Tricia Crawley on 25/10/12
£1
Great South Run
5769
"I know it's month end but you can do it"
from Ron Westwood on 23/10/12
£5
Great South Run
8253
"Go boy, run a bit faster to make up for me! Good luck"
from Glyn Prowse on 22/10/12
£1
Great South Run
9762
"Jo's guess"
from John Moore on 22/10/12
£1
Great South Run
11673
"John's guess"
from John Moore on 22/10/12
£1
Great South Run
50
"Andy's Silly Guess!!!!"
from Andy Boswell on 12/10/12
£1
Great South Run
8950
"Mikes guess"
from Mike Ball on 12/10/12
£1
Great South Run
9501
"Good luck"
from Derek Blundell on 11/10/12
£2
Great South Run
9760
"What has age got to do with it? A man in your shape should be fine!!!"
from David Finch on 08/10/12
£20
Great South Run
11023
"Best of luck mate"
from Ian Britton on 28/09/12
£10
Great South Run
10101
"Good luck. Enjoy !"
from Steve White on 27/09/12
£10
Great South Run
10500
"Good luck and try to enjoy it!"
from Anne Humby on 27/09/12
£2
Great South Run
999
"That's suilly Dad"
from George Prowse on 26/09/12
£5
Great South Run
4
"=ummm maybe a bit optimistic"
from Mary Prowse on 26/09/12
£5
Great South Run
16230
"I hope you beat my guess!"
from Susannah Lawther on 26/09/12
£3
Great South Run
13080
"You must be mad sir..."
from Mike Hewitt on 26/09/12
£5
Great South Run
12001
"Good luck and have fun????"
from Dawn Barsley-Dale on 26/09/12
£1
Great South Run
10000
"Good luck"
from Pauline Prowse on 24/08/12
£1
The Wales Marathon
123
"Run, run as fast as you can!"
from George Wood on 10/05/11
£5
The Wales Marathon
199
"Good luck James! In the top 200 I reckon!"
from Adrian Wright on 05/05/11
£10
Guernsey Marathon
55
"I can't believe what you're doing - Fantastic!"
from Deb Stevens on 15/04/11
£25
Guernsey Marathon
67
"Rather you than me!"
from Fred Boulton on 12/04/11
£10
London Marathon
2050
"I think you're going to do well this year!"
from Gareth Timmons on 05/04/11
£25
Finchley 20
333
"Good for you Sally!"
from Simon Gore on 24/02/11
£15
London Marathon
999
"Go for it, as fast as you can!"
from Ellie Powrie on 12/02/11
£5
Finchley 20
402
"I know you can do it! Good Luck ;)"
from Frank Coates on 12/02/11
£25
London Marathon
4508
"Have a good run - hope you raise lots for your charity."
from Joni Davis on 09/02/11
£5
Finchley 20
405
"Great Effort!"
from Paul Jagger on 09/02/11
£10
London Marathon
2045
"Hey run forest run!"
from Dave Green on 26/01/11
£50
Finchley 20
301
"Hey well done taking this on."
from James John on 26/01/11
£5
London Marathon
2345
"Good Luck. Try and finish 2345th!"
from Paul Gregory on 14/01/11
£8
Finchley 20
145
"Good luck Sally!"
from Ivy Martyn on 14/01/11
£20
London Marathon
1001
"Hey, have a great run - well done!"
from Jimmy Evans on 10/01/11
£5
Finchley 20
304
"What a great effort. Good luck on the day!"
from Denzil Hall on 10/01/11
£5

Have a guess

Challenge your supporters

Free, easy to use, fun, quick and help you raise more for your charity.

Complements your standard donation web page like justgiving or virginmoneygiving.

Join Us

Create your guessability page now

... challenge your supporters to predict when you'll cross the finishing line!

Guesses

203

Donations

£1927

Appeals

66