Best Address Verification Software in 2026
Updated
In short: Smarty Address Verification is ranked #1 of 28 as of 4 October 2026, ahead of Melissa Global Address Verification and Lob Address Verification. The best-ranked option with a free plan is Melissa Global Address Verification. The lowest first paid tier on this page is PostGrid Address Verification at $18/mo.
Address verification can support the upkeep of customer records and other workflows that depend on usable address data. Compare address correction and standardization with autocomplete, and consider whether API access or batch validation suits the way you handle records. International coverage is another listed distinction. Free-plan availability and paid-from pricing provide cost points to check. Smarty Address Verification, Addrex Address Validation API, and Melissa Global Address Verification are among the options shown, along with Lob Address Verification and Byteplant Address Validator. Use the listed capabilities to focus on the validation tasks and address coverage that matter for your workflow.
28 address verification software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 1 Smarty Address Verification iPhone + Android RecognisedPhone appDocumentedFree plan 8.9$46/mo API access: YesBatch validation: YesAddress correction: Yes
- 2 Melissa Global Address Verification No phone app RecognisedPhone appDocumentedFree plan 8.0$40/mo API access: YesBatch validation: YesAddress correction: Yes
- 3 Lob Address Verification No phone app RecognisedPhone appDocumentedFree plan 7.8$260/mo API access: YesBatch validation: YesAddress correction: Yes
- 4 PostGrid Address Verification No phone app RecognisedPhone appDocumentedFree plan 7.6$18/mo API access: YesBatch validation: YesAddress correction: Yes
- 5 Addrex Address Validation API No phone app RecognisedPhone appDocumentedFree plan 7.3$39/mo API access: YesBatch validation: YesAddress correction: Yes
- 6 Hopewiser Address Validation No phone app RecognisedPhone appDocumentedFree plan 7.1 API access: YesBatch validation: YesAddress correction: Yes
- 7 Byteplant Address Validator No phone app RecognisedPhone appDocumentedFree plan 7.1 API access: YesBatch validation: YesAddress correction: Yes
- 8 Experian Address Validation No phone app RecognisedPhone appDocumentedFree plan 6.9 API access: YesBatch validation: YesAddress correction: Yes
- 9 Fetchify No phone app RecognisedPhone appDocumentedFree plan 6.7£25/mo API access: YesBatch validation: YesAddress correction: Yes
- 10 Loqate Address Verification No phone app RecognisedPhone appDocumentedFree plan 6.6
- 11 Addressfinder No phone app RecognisedPhone appDocumentedFree plan 6.6A$19/mo API access: YesBatch validation: YesAddress correction: Yes
- 12 AddressZen No phone app RecognisedPhone appDocumentedFree plan 6.4 API access: YesBatch validation: YesAddress correction: Yes
- 13 Google Maps Platform Address Validation API No phone app RecognisedPhone appDocumentedFree plan 6.1 API access: YesBatch validation: YesAddress correction: Yes
- 14 PostalUp No phone app RecognisedPhone appDocumentedFree plan 6.0 API access: YesBatch validation: Yes
- 15 Addresser No phone app RecognisedPhone appDocumentedFree plan 5.9 API access: YesBatch validation: YesAddress correction: Yes
- 16 PostNL Address Validation API No phone app RecognisedPhone appDocumentedFree plan 5.9 API access: YesAddress correction: Yes
- 17 USPS Addresses API No phone app RecognisedPhone appDocumentedFree plan 5.8 API access: YesAddress correction: Yes
- 18 Addressr No phone app RecognisedPhone appDocumentedFree plan 5.7 API access: Yes
- 19 Ideal Postcodes Address Finder No phone app RecognisedPhone appDocumentedFree plan 5.4 API access: YesAddress correction: Yes
- 20 StreetVerify Address Verification API No phone app RecognisedPhone appDocumentedFree plan 5.4 API access: YesAddress correction: Yes
- 21 DOTS Address Validation – US 3 No phone app RecognisedPhone appDocumentedFree plan 5.4 API access: YesBatch validation: YesAddress correction: Yes
- 22 AFD Postcode No phone app RecognisedPhone appDocumentedFree plan 5.4 API access: YesAddress correction: Yes
- 23 Royal Mail AddressNow Capture No phone app RecognisedPhone appDocumentedFree plan 5.2 API access: Yes
- 24 UPU POST*CODE API No phone app RecognisedPhone appDocumentedFree plan 5.2 API access: Yes
- 25 AddressComplete No phone app RecognisedPhone appDocumentedFree plan 4.9 API access: Yes
Compare all 25 in a table
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which address verification software is ranked first on Samsung Mobile US Press?
Smarty Address Verification is ranked #1 of 28 with a score of 8.9. Melissa Global Address Verification is second and Lob Address Verification third.
How many of these have a free plan?
3 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, PostGrid Address Verification has the lowest first paid tier we found: $18/mo.
How is this list ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.