Latest Facebook 5 user agents:

User Agent Platform Device
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_5 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8L1 [FBAN/FBIOS;FBAV/5.3;FBBV/89182;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.5;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_5 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8L1 [FBAN/FBIOS;FBAV/5.2.2;FBBV/82131;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.5;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_5 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8L1 [FBAN/FBIOS;FBAV/5.0;FBBV/47423;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.5;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_5 like Mac OS X; en-au) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8L1 [FBAN/FBIOS;FBAV/5.4.2;FBBV/114387;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.5;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_4 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8K2 [FBAN/FBIOS;FBAV/5.4.2;FBBV/114387;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.4;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 4
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_4 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8K2 [FBAN/FBIOS;FBAV/5.2.1;FBBV/79939;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.4;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_4 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8K2 [FBAN/FBIOS;FBAV/5.0;FBBV/40121;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.4;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 4
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8J2 [FBAN/FBIOS;FBAV/5.4.2;FBBV/114387;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.3;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8J2 [FBAN/FBIOS;FBAV/5.3;FBBV/89182;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.3;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 4
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8J2 [FBAN/FBIOS;FBAV/5.2.2;FBBV/82131;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.3;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8J2 [FBAN/FBIOS;FBAV/5.0;FBBV/47423;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.3;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 4
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-ca) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8J2 [FBAN/FBIOS;FBAV/5.4.2;FBBV/114387;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.3;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_2 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8H7 [FBAN/FBIOS;FBAV/5.4.2;FBBV/114387;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.2;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 4
Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_2 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Mobile/8H7 [FBAN/FBIOS;FBAV/5.4.2;FBBV/114387;FBDV/iPod3,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/4.3.2;FBSS/1; FBCR/;FBID/phone;FBLC/en_US] iOS 4 iPod Touch 3
Mozilla/5.0 (iPod; CPU iPhone OS 6_1_6 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10B500 [FBAN/FBIOS;FBAV/5.1;FBBV/68414;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/6.1.6;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 6 iPod Touch 4
Mozilla/5.0 (iPod; CPU iPhone OS 6_1_3 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10B329 [FBAN/FBIOS;FBAV/5.5;FBBV/123337;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/6.1.3;FBSS/2; FBCR/;FBID/phone;FBLC/en_US;FBOP/0] iOS 6 iPod Touch 4
Mozilla/5.0 (iPod; CPU iPhone OS 6_1_3 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10B329 [FBAN/FBIOS;FBAV/5.3;FBBV/89182;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/6.1.3;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 6 iPod Touch 4
Mozilla/5.0 (iPod; CPU iPhone OS 6_1 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10B144 [FBAN/FBIOS;FBAV/5.5;FBBV/123337;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/6.1;FBSS/2; FBCR/;FBID/phone;FBLC/en_US;FBOP/0] iOS 6 iPod Touch 4
Mozilla/5.0 (iPod; CPU iPhone OS 6_1 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10B144 [FBAN/FBIOS;FBAV/5.2;FBBV/78737;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/6.1;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 6 iPod Touch 4
Mozilla/5.0 (iPod; CPU iPhone OS 6_0_1 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10A523 [FBAN/FBIOS;FBAV/5.2.2;FBBV/82131;FBDV/iPod4,1;FBMD/iPod touch;FBSN/iPhone OS;FBSV/6.0.1;FBSS/2; FBCR/;FBID/phone;FBLC/en_US] iOS 6 iPod Touch 4