The Best Emotion AI Software in 2026
We researched Emotion AI software using vendors’ official websites, including pricing pages, plan tables, and product documentation. Rankings focus on the category’s core job, value for money, and verified features so buyers can compare tools for detecting and analyzing emotional signals.
Our top picks
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Top ranked
Affectiva Emotion AI#1 of 149.2/10Multimodal emotion analysis for media research and automotive applications, priced by quote.
Pricing on request
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Runner-up
NViso Emotion AI#2 of 148.8/10On-device emotion and behavior analysis spanning faces, bodies, gaze, gestures, and objects.
Pricing on request
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Top-ranked free plan
Behavioral Signals API#4 of 148.4/10Audio analysis API for emotion, behavior, interaction metrics, and voice deepfake detection.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 14 tools, best first
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Best forEnterprise teams needing multimodal emotion AI
Multimodal emotion analysis for media research and automotive applications, priced by quote.
- API access
- Real-time analysis
9.2/10★★★★★Contact Smart Eye -
Best forTeams needing on-device facial and body analysis
On-device emotion and behavior analysis spanning faces, bodies, gaze, gestures, and objects.
- Real-time analysis
8.8/10★★★★☆Contact NVISO -
Best forResearchers measuring ad and audience response
Creative testing pairs facial-response measures with time-based analysis and optional surveys.
- API access
- Real-time analysis
8.6/10★★★★☆Visit Realeyes -
Best forDevelopers analyzing emotion and behavior in audio
Audio analysis API for emotion, behavior, interaction metrics, and voice deepfake detection.
- API access
- Real-time analysis
8.4/10★★★★☆Visit site -
Best forTeams building voice-enabled products
A developer toolkit for voice emotion analysis, with APIs and edge-device processing.
- API access
- Real-time analysis
8.2/10★★★★☆Visit audEERING -
Best forTeams seeking multimodal affect APIs
A multimodal affect API spanning voice, text and facial expressions.
- API access
- Real-time analysis
8.0/10★★★★☆Contact EMOS -
Best forTeams tracking vocal emotion in live calls
Speech emotion analysis with live streaming, batch processing, and time-segment scores.
- Data retention control
- API access
- Real-time analysis
7.9/10★★★★☆Visit FacialProof -
Best forResearchers building facial-expression analysis workflows
A research-focused toolkit for analyzing facial expressions in images and video locally.
- Real-time analysis
7.8/10★★★★☆Visit Py-Feat -
Best forExperimenters training facial-expression models
A local toolkit for experimenting with face-image emotion classification and model training.
7.7/10★★★★☆Visit EmoPy -
Best forEnglish- and Spanish-language voice dialogue applications
Bilingual voice dialogue that adjusts replies to inferred emotion, without clinical screening.
- Real-time analysis
7.5/10★★★★☆Visit CoSpeak -
Best forPrivacy-sensitive on-device facial emotion projects
A camera-based SDK for real-time facial emotion scores, with offline mobile processing.
- Data retention control
- Real-time analysis
7.3/10★★★★☆Visit FaceEmotion -
Best forDevelopers prioritizing expressive speech generation
A developer-focused voice generation platform, not a broad emotion-recognition suite.
- API access
7.2/10★★★★☆Visit Hume AI -
Best forLow-cost text-message emotion classification
A low-cost API for classifying emotions in messages and conversation context.
- API access
7.0/10★★★★☆Visit Sentim -
Best forSolo job seekers organizing applications
Useful for tracking applications, but it does not analyze emotions.
6.0/10★★★☆☆Visit OfferPilot
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Input modalities | Deployment | Real-time analysis | API access | Score |
|---|---|---|---|---|---|---|---|---|
| 1 | Affectiva Emotion AI | face, voice | Yes | Yes | 9.2 | |||
| 2 | NViso Emotion AI | facial expressions, body movements, gaze, head pose, gestures, activities, objects | On-premise | Yes | No | 8.8 | ||
| 3 | Realeyes | face, video | Cloud | Yes | Yes | 8.6 | ||
| 4 | Behavioral Signals API | Yes | audio, video | Api | Yes | Yes | 8.4 | |
| 5 | audEERING devAIce | No | €35 usage-based | voice, audio | Hybrid | Yes | Yes | 8.2 |
| 6 | EMOS | voice, text/language, facial expressions | Api | Yes | Yes | 8.0 | ||
| 7 | FacialProof Speech Emotion Recognition API | Yes | voice/audio | Yes | Yes | 7.9 | ||
| 8 | Py-Feat | Yes | Free | images, video, webcam (Py-Feat Live) | On-premise | Yes | No | 7.8 |
| 9 | EmoPy | Yes | Free | face images | On-premise | 7.7 | ||
| 10 | CoSpeak | voice/audio | Yes | 7.5 | ||||
| 11 | FaceEmotion | No | face / facial expressions from camera | On-premise | Yes | 7.3 | ||
| 12 | Hume AI | Yes | $3/mo | Yes | 7.2 | |||
| 13 | Sentim Emotion API | Yes | $0.001/unit usage-based | text | Api | Yes | 7.0 | |
| 14 | OfferPilot | Free | 6.0 |
Head-to-head All 28 comparisons →
- Affectiva Emotion AI vs NViso Emotion AI
- Affectiva Emotion AI vs Realeyes
- Affectiva Emotion AI vs Behavioral Signals API
- Affectiva Emotion AI vs audEERING devAIce
- Affectiva Emotion AI vs EMOS
- Affectiva Emotion AI vs FacialProof Speech Emotion Recognition API
- Affectiva Emotion AI vs Py-Feat
- NViso Emotion AI vs Realeyes
- NViso Emotion AI vs Behavioral Signals API
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How we rank emotion AI software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update