123 SA100 Solution
API—OSS—FREE—DOCS3/5
1S5.0#107 of 123
outWeb—Windows—Mac—LinuxoutAndroid—iOS
Ranked in Personal Tax Software ·No free plan on record· paid from £3/mo
About
123 SA100 Solution is ranked #107 of 123 in personal tax software on Inferse, made by 123 SA100 Solution (2nd floor, 6 Oxford Street, Bolton, Greater Manchester, BL1 1RF, United Kingdom). It runs on Web, Android. There is no free plan. Paid plans start at £3/mo.
Compared on personal tax software
- Free plan
- No123efiling.co.uk
- Self-employment support
- Yes123efiling.co.uk
- Rental income
- Yes123efiling.co.uk
- State filing
- none123efiling.co.uk
- Mobile access
- web_and_mobile123efiling.co.uk
Company
- Headquarters
- 2nd floor, 6 Oxford Street, Bolton, Greater Manchester, BL1 1RF, United Kingdom123efiling.co.uk · 28 Sept 2026
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Where it ranks on Inferse
- Best Personal Tax Software in 2026#107 of 123
Sources
- 123efiling.co.uk· checked 28 Sept 2026