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Fatisco Stack Industries· 12d agoA Stripe promo code generator that works "without an API key" is a puzzling claim — does it just create random codes for you to paste into Stripe yourself, or does it connect to your account some other way?
Elysia Tools offers a browser-based catalog of free utilities for file conversion, validation, AI transcription, and content moderation.
- for
- Developers and creators needing quick, online processing of files and data.
- pricing
- free
Key features
- File conversion — Convert images, PDFs and other files directly in the browser.
- AI transcription — Transcribe audio files up to 10 minutes to text, SRT, VTT or JSON.
- NSFW image detection — Classify uploaded images as safe or inappropriate using NSFWJS.
- Stripe promo code generator — Batch-create unique Stripe promotion codes without an API key.
- Audio analysis tools — Detect DC offset, dropouts, wow & flutter, and extract noise profiles.
- Interactive chat interface — Describe a task and Elysia suggests the appropriate tool and returns results in the conversation.
Use cases
- Convert a JPG to WebP for web optimization.
- Generate a CSV of Stripe promo codes for a marketing campaign.
- Transcribe a 5-minute interview recording to a subtitle file.
- Detect NSFW content in user-uploaded images before publishing.
- Extract a noise fingerprint from a recording and apply it to clean another file.
Elysia Tools FAQ
Is Elysia Tools free to use?+
Yes, the Free plan provides unlimited access to the full tool catalog at no cost.
What are the file size limits on the Free plan?+
Uploads are limited to 100 MB per file.
How long can audio and video files be processed?+
Audio up to 10 minutes and video up to 5 minutes on the Free plan.
Are there usage quotas for the tools?+
Yes, the Free plan allows 10 standard tool executions per minute, 100 per day, and 20 AI tool executions per day.
When will the Plus and Pro plans be available?+
Both paid plans are not open yet; you can join the subscription waitlist to be notified.
Summarized by DevHunt from elysiatools.com · Oct 16, 2026. Details may change; check the official site.
