Alternatives

The Best smallest.ai Alternatives in 2026

24 alternatives3 free · 3 open source

Looking for something like smallest.ai? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 3 are free or have a free plan and 3 are open source.

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Smallest AI provides APIs for text-to-speech, speech-to-text, and voice agents.

PricingNot confirmed
PlatformsWeb

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#AlternativePricingOpen sourcePlatforms
1Deepgram —Not statedWeb
2Speech to Note —Not statedAndroid, iOS, Web
3Otter —Not statedAndroid, iOS, macOS
4RecCloud —Not statedWeb
5AudioPen —Not statedAndroid, iOS, Web
6TalkNotes —Not statedAndroid, iOS, Web
7Willow —Not statediOS, Web, Windows
8Auto-Subtitle FreemiumNot statediOS, Web
9EKHOS AI - —Not statedWeb
10Rev.ai —Not statedWeb
24 shown

All smallest.ai alternatives

1

Deepgram

deepgram.com
Also covers speech synthesis

Deepgram provides APIs for speech-to-text, text-to-speech, and voice agents for real-time voice applications.

13

KubeAI

github.com/substratusai/kubeaiOpen source
Also covers api and speech · open source

KubeAI serves machine learning models on Kubernetes, including speech to text, language, vision, and embedding models.

18

Wave

wave.coFreemium
Also covers speech · free plan

Wave is an AI note taker that records, transcribes, and summarizes meetings, phone calls, and lectures across phone, desktop, and watch devices.

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All alternatives
What is the best alternative to smallest.ai?
Based on features, tags and platforms, the closest alternatives to smallest.ai are Deepgram, Speech to Note, and Otter.
Is there a free alternative to smallest.ai?
Yes. Auto-Subtitle, Joyspace AI Captions, and Wave are free or offer a free plan.
Are there open-source alternatives to smallest.ai?
Yes: OpenQuack, KubeAI, and shashikg/WhisperS2T.

Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative