Table 1.
Selection of online sperm donation sites found when searching in the UK.
| Organisation / Website | Link | Where based | Costs for registration / matching | Size of membership – not verified |
|---|---|---|---|---|
| CoParents.co.uk | https://www.coparents.co.uk/ | Worldwide offices and originally started as CoParents.com | Free to join, list a profile and search for a match, then £6.60/month to message. All active members pay a fee to eradicate time wasters. You can block members. | Over 15,000 UK members, 30% going into co-parenting arrangements. |
| Co-Parents UK Facebook group | https://www.facebook.com/Coparentscouk | UK | Free access group | 1103 followers |
| Co-parent Match Facebook group | https://www.facebook.com/Co-ParentMatch-130819890331066/ | Worldwide | Free access group | 944 followers |
| Pollen Tree | http://www.pollentree.com/coparenting | UK | Registration is free, but then you are asked to subscribe. No costs available. | Branded as a worldwide community. In a Guardian interview, the founder claimed to have 8500 subscribed users. |
| Modamily | http://modamily.com/ | USA | Free to join and build a profile, subscription required to access other services. 3 months personal concierge package - $99.99/month 6 months package - $24.99/month | 5000 subscribers, 900 of which are British. |
| Pride Angel | http://www.prideangel.com/ | UK | They do not allow any members offering natural insemination or asking for money and you can report abusers. You buy credits – starting at £20 – to message others. These do not run out so you are not limited to a specific time period. | Over 18,000 members worldwide, numbers wishing to co-parent in the UK: 840 women, 529 men. |
| Family by Design | http://www.familybydesign.com/ | USA | Free to register, but matching and messaging can only be accessed by subscribers, no costs shown | Not known |
| Co-Parents UK!!! Facebook group | https://www.facebook.com/groups/COPUK/ | UK | Closed access support group | 260 members |
| Known Donor Registry | https://knowndonorregistry.com/ | USA | Completely free, the site runs on donations | Not known |
| My Alternative Family Facebook group (main website not working) | https://www.facebook.com/mafsite/ | USA | Open access group; (irregular postings) | 392 likes |
| Sperm Donation UK | http://spermdonationuk.co.uk/ | UK | Free to access, but redirects you to CoParentMatch UK to chat further | Not known |
| Feeling Broody / Donorcoparent.com | http://feelingbroody.com/ | UK | £12 membership fee per year | Not known |