# Thomson Reuters ONESOURCE alternatives

The highest-scoring alternative to Thomson Reuters ONESOURCE in Tax Software is **Vatstack** (72/100), against Thomson Reuters ONESOURCE's 66/100. Ranked on independent signals, not user reviews. No vendor pays for placement.

| # | Alternative | Score | Confidence | Compare |
|--:|---|--:|---|---|
| 1 | [Vatstack](https://www.vioscale.ai/software/vatstack) | 72 | 55% (medium) | [Thomson Reuters ONESOURCE vs Vatstack](https://www.vioscale.ai/compare/thomson-reuters-onesource-vs-vatstack) |
| 2 | [TaxCloud](https://www.vioscale.ai/software/taxcloud) | 69 | 26% (low) | [Thomson Reuters ONESOURCE vs TaxCloud](https://www.vioscale.ai/compare/taxcloud-vs-thomson-reuters-onesource) |
| 3 | [Numeral](https://www.vioscale.ai/software/numeral) | 65 | 20% (low) | [Thomson Reuters ONESOURCE vs Numeral](https://www.vioscale.ai/compare/numeral-vs-thomson-reuters-onesource) |
| 4 | [Stripe Tax](https://www.vioscale.ai/software/stripe-tax) | 62 | 42% (low) | [Thomson Reuters ONESOURCE vs Stripe Tax](https://www.vioscale.ai/compare/stripe-tax-vs-thomson-reuters-onesource) |
| 5 | [Zamp](https://www.vioscale.ai/software/zamp) | 53 | 53% (medium) | [Thomson Reuters ONESOURCE vs Zamp](https://www.vioscale.ai/compare/thomson-reuters-onesource-vs-zamp) |
| 6 | [Anrok](https://www.vioscale.ai/software/anrok) | 51 | 43% (low) | [Thomson Reuters ONESOURCE vs Anrok](https://www.vioscale.ai/compare/anrok-vs-thomson-reuters-onesource) |
| 7 | [Avalara AvaTax](https://www.vioscale.ai/software/avalara-avatax) | 51 | 55% (medium) | [Thomson Reuters ONESOURCE vs Avalara AvaTax](https://www.vioscale.ai/compare/avalara-avatax-vs-thomson-reuters-onesource) |
| 8 | [Drake Tax](https://www.vioscale.ai/software/drake-tax) | 51 | 55% (medium) | [Thomson Reuters ONESOURCE vs Drake Tax](https://www.vioscale.ai/compare/drake-tax-vs-thomson-reuters-onesource) |
| 9 | [TaxJar](https://www.vioscale.ai/software/taxjar) | 43 | 42% (low) | [Thomson Reuters ONESOURCE vs TaxJar](https://www.vioscale.ai/compare/taxjar-vs-thomson-reuters-onesource) |
| 10 | [Orbitax](https://www.vioscale.ai/software/orbitax) | 40 | 22% (low) | [Thomson Reuters ONESOURCE vs Orbitax](https://www.vioscale.ai/compare/orbitax-vs-thomson-reuters-onesource) |
| 11 | [TaxBit](https://www.vioscale.ai/software/taxbit) | 35 | 41% (low) | [Thomson Reuters ONESOURCE vs TaxBit](https://www.vioscale.ai/compare/taxbit-vs-thomson-reuters-onesource) |
| 12 | [Taxually](https://www.vioscale.ai/software/taxually) | 30 | 24% (low) | [Thomson Reuters ONESOURCE vs Taxually](https://www.vioscale.ai/compare/taxually-vs-thomson-reuters-onesource) |

Thomson Reuters ONESOURCE itself ranks #3 of 17 in Tax Software.

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*Source: Vioscale (https://www.vioscale.ai/alternatives/thomson-reuters-onesource). Generated 2026-09-01T14:41:01.371Z.*