Sites like Sigma AI
Sigma AI alternatives
15 platforms that hire for the same kinds of work as Sigma AI, the ones with roles open today first: what each pays, who can join and how it pays out, read from their job boards every day.
Sigma AI alternatives: the short answer
The closest alternatives to Sigma AI with roles open today are Babel Audio (43 open roles in the same work), TransPerfect DataForce (49), Appen (53) and OneForma (15).
Like Sigma AI, they are microtask crowds that hire for Multilingual and Transcription & Audio.
Clickworker, TELUS Digital AI and Pila8 are other microtask crowds like Sigma AI.
Expert networks such as micro1, SuperAnnotate (SME) and Invisible also hire for Multilingual, and they are gated by a screen for a degree, professional expertise, or a skills test.
Of all the platforms on this page, the highest typical pay right now is Babel Audio's: a median of $105/hr on its open roles.
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Sites like Sigma AI with roles open today
Microtask crowds like Sigma AI that hire for the same kinds of work and have open roles right now, in the site's ranking order. Each count is the open roles in the kinds of work Sigma AI hires for.
Get paid to train AI with your voice: recorded conversations, voice acting and transcription.
Same work as Sigma AI: Multilingual, Transcription & Audio
A global crowd labeling, recording, and rating AI data in hundreds of languages.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
A large global contributor crowd, strong on multilingual speech and evaluation.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
Centific's global microtask crowd: annotation, judging, transcription, and translation.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
A listed AI-data company hiring US remote AI associates and evaluators on flexible hours, from $15/hr up to $75/hr for specialists.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
The mass-market entry point: visual and multimodal annotation.
Same work as Sigma AI: Transcription & Audio, Data Annotation
More microtask crowds like Sigma AI
The best known first. Some publish no job board we can read, so they show no count here; their roles are on their own sites.
Clickworker
Microtask crowd (+ UHRS)
Global microtask crowd for AI data, and a gateway to Microsoft's UHRS work.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
Roles listed on its own site
TELUS Digital AI
Enterprise rater community
Mature rater community: search, maps, and AI evaluation.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
Roles listed on its own site
Paid voice recording, conversation and audio-labeling tasks for AI, run by YC startup BeSimple AI.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
RWS TrainAI Community
Open rater community
RWS's community of raters, annotators, and linguists across hundreds of language variants.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
Roles listed on its own site
Twine AI
AI data-collector marketplace
UK marketplace where 'AI collectors' record speech, image, and video in many languages.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
Roles listed on its own site
PublicAI
Web3 data crowd
Web3 data network paying a global crowd in points and USDT to collect, label, and evaluate data.
Same work as Sigma AI: Multilingual, Transcription & Audio, Data Annotation
Roles listed on its own site
Other kinds of platform hiring for the same work
They work differently from Sigma AI, but hire for at least half of the kinds of work it does and have roles open today.
Zara AI-interview vetting, then expert data work at published hourly rates.
Same work as Sigma AI: Multilingual, Data Annotation
Vetted expert network with a data-trainer career ladder.
Same work as Sigma AI: Multilingual, Data Annotation
Freelance AI-trainer projects, pay stated per project.
Same work as Sigma AI: Multilingual, Transcription & Audio
Why people look for alternatives to Sigma AI
- Its job postings do not state pay.
- Worker sentiment on its pay is mixed to negative.
Still weighing it up? Read the full Sigma AI review, with what it pays, how it pays out and whether it is legit.
Sigma AI and its alternatives, side by side
| Platform | Kind | Typical pay | Open roles in this work | Who can join | How it pays |
|---|---|---|---|---|---|
| Sigma AI(for reference) | Microtask crowd | ~$19–$51/hr | 90 | Language-driven | Freelance commercial contract |
| Babel Audio | Microtask crowd | $105-$150/hr typical (live median $105) | 43 | Remote | Every Tuesday for the previous week, through Dots to PayPal, Venmo or a bank account |
| TransPerfect DataForce | Microtask crowd | Per project; ~$10–$31/hr (third-party) | 49 | Global | PayPal, wire, check, Tremendous gift card, or Western Union (by location), after the project quality check clears (its FAQ gives 2 to 6 weeks, then 7 to 30 business days by payment method) |
| Appen | Microtask crowd | $2.50–$14/hr micro; $20–$40/hr evaluators | 53 | 170+ countries, 235+ languages | Monthly through CrowdGen: PayPal, Payoneer, bank transfer or Airtm |
| OneForma | Microtask crowd | $7-15/hr equiv (task-based, per-project) | 15 | Global (100+ countries) | Twice-monthly and fee-free per OneForma |
| Innodata | Microtask crowd | $15-$55/hr typical (live median $15) | 22 | United States for nearly all of its remote AI roles (each posted for a state or for the US), a few in Canada | Not stated on its postings |
| Remotasks | Microtask crowd | $3–$15/hr; specialist tasks $15–$50/hr | 2 | 90+ countries, but access is volatile and restricted by region | Weekly |
| Clickworker | Microtask crowd | Per task, cents to a few dollars; ~$6–$15/hr effective | See its site | Global | Weekly (Wed–Fri) via PayPal, SEPA, ACH, Payoneer, or bank |
| TELUS Digital AI | Microtask crowd | $8–$18/hr; US raters ~$17/hr | See its site | Global (1M+ contributors, 500+ languages) | PayPal / direct deposit / Payoneer by region |
| Pila8 | Microtask crowd | $25-$50/hr typical (live median $30) | 3 | English roles: US, UK, Canada, Australia, Ireland, New Zealand, Singapore, South Africa | Stripe or Dots after a Persona ID check |
| RWS TrainAI Community | Microtask crowd | ~$14-35/hr general, up to $50-250/hr for domain experts | See its site | Global (175+ countries, 400+ language variants) | Bank transfer or PayPal, depending on location and project |
| Twine AI | Microtask crowd | $1 to $1,000+ per project | See its site | Global (150+ languages, demographics-based matching) | Per project through the Twine platform after task approval |
| PublicAI | Microtask crowd | Points + USDT/$PUBLIC per task (amounts not disclosed) | See its site | Global | On-chain crypto payout in USDT and the $PUBLIC token (Polygon) |
| micro1 | Expert network | $50-$270/hr typical (live median $75) | 36 | Global, remote-first | USD via Deel (bank, PayPal, Wise, Payoneer) |
| SuperAnnotate (SME) | Expert network | $17–$115+/hr by domain and geography | 120 | 40+ countries, 5 continents, up to ~18 languages | Via Deel (contracts, tax/compliance) |
| Invisible | Expert network | $35-$65/hr typical (live median $65) | 299 | Worldwide remote | Independent contractor |
Pay shows each platform's live measured band where its job board publishes enough hourly rates to measure, otherwise our compiled benchmark. How we compile pay.
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Sigma AI alternatives: common questions
What are the best Sigma AI alternatives?
The closest alternatives to Sigma AI with roles open today are Babel Audio (43 open roles in the same work), TransPerfect DataForce (49), Appen (53) and OneForma (15). Like Sigma AI, they are microtask crowds that hire for Multilingual and Transcription & Audio. Clickworker, TELUS Digital AI and Pila8 are other microtask crowds like Sigma AI.
Why do people look for Sigma AI alternatives?
Its job postings do not state pay. Worker sentiment on its pay is mixed to negative.
Which sites like Sigma AI pay the most?
Among the alternatives whose job boards publish enough hourly rates to measure, Babel Audio has the highest typical pay right now, a median of $105/hr, followed by micro1 ($75) and Invisible ($65). These are medians of the rates on roles open today, so they move as roles open and close. Sigma AI's own pay: ~$19–$51/hr.
Which Sigma AI alternative is easiest to join?
Babel Audio, TransPerfect DataForce, Appen and OneForma are microtask crowds: open to anyone after a short qualification, no degree or experience required. micro1, SuperAnnotate (SME) and Invisible are expert networks: gated by a screen for a degree, professional expertise, or a skills test.
Can you work on Sigma AI and other platforms at the same time?
Yes. They are independent platforms, and many contributors join several at once to keep a steady flow of work. Joining one does not affect your account on another.