Best AI Sentiment Analysis Software in 2026
Updated
In short: Twilio Segment is ranked #1 of 21 as of 4 October 2026, ahead of InfoNgen and Symbl.ai. The best-ranked option with a free plan is InfoNgen. The lowest first paid tier on this page is Twilio Conversation Intelligence at $0.01/mo.
When you need to make sense of opinions in text, sentiment analysis software can help identify sentiment and emotional signals. Compare aspect-based sentiment, emotion detection, and custom categories to understand which kinds of analysis are represented. API access, real-time analysis, and supported languages offer further points to weigh, alongside free-plan availability and paid-from pricing. The ranked entries begin with Twilio Segment, InfoNgen, and Symbl.ai, followed by Nextiva and Alchemer. Consider which feedback signals and languages matter for your use, then compare the listed capabilities and cost details.
21 AI sentiment analysis 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 Twilio Segment iPhone + Android RecognisedPhone appDocumentedFree plan 7.9$120/mo
- 2 InfoNgen iPhone + Android RecognisedPhone appDocumentedFree plan 7.8Free Aspect-based sentiment: YesCustom categories: Yes
- 3 Symbl.ai iPhone + Android RecognisedPhone appDocumentedFree plan 7.8Free
- 4 Nextiva iPhone + Android RecognisedPhone appDocumentedFree plan 7.1$15/mo
- 5 Alchemer No phone app RecognisedPhone appDocumentedFree plan 6.4Free
- 6 NLP Cloud No phone app RecognisedPhone appDocumentedFree plan 6.4Free Emotion detection: YesAspect-based sentiment: YesCustom categories: Yes
- 7 Sentriment No phone app RecognisedPhone appDocumentedFree plan 6.4€49/mo Emotion detection: YesAspect-based sentiment: Yes
- 8 Twilio Conversation Intelligence No phone app RecognisedPhone appDocumentedFree plan 6.0$0.01/mo
- 9 Bazaarvoice Ratings & Reviews No phone app RecognisedPhone appDocumentedFree plan 5.8 Emotion detection: YesAspect-based sentiment: Yes
- 10 Symanto No phone app RecognisedPhone appDocumentedFree plan 5.8 Emotion detection: YesAspect-based sentiment: YesCustom categories: Yes
- 11 Affective AI No phone app RecognisedPhone appDocumentedFree plan 5.6£99/mo Emotion detection: Yes
- 12 Cauliflower No phone app RecognisedPhone appDocumentedFree plan 5.6€79/mo Aspect-based sentiment: YesCustom categories: Yes
- 13 RightResponse AI No phone app RecognisedPhone appDocumentedFree plan 5.6$10/mo Aspect-based sentiment: YesCustom categories: Yes
- 14 Talkdesk CX Cloud No phone app RecognisedPhone appDocumentedFree plan 5.6$85/mo
- 15 Sentimento No phone app RecognisedPhone appDocumentedFree plan 5.5$19/mo Aspect-based sentiment: Yes
- 16 Thematic No phone app RecognisedPhone appDocumentedFree plan 5.5$2083.33/mo
- 17 OpenText Contact Center Analytics No phone app RecognisedPhone appDocumentedFree plan 5.1
- 18 Wonderflow No phone app RecognisedPhone appDocumentedFree plan 5.1
- 19 Cresta No phone app RecognisedPhone appDocumentedFree plan 4.9
- 20 unitQ Research No phone app RecognisedPhone appDocumentedFree plan 4.9
- 21 SentiSum No phone app RecognisedPhone appDocumentedFree plan 4.7
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 AI sentiment analysis software is ranked first on Samsung Mobile US Press?
Twilio Segment is ranked #1 of 21 with a score of 7.9. InfoNgen is second and Symbl.ai third.
How many of these have a free plan?
6 of the 21 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Twilio Conversation Intelligence has the lowest first paid tier we found: $0.01/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.