Oscilla vs OpenCalorie
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Oscilla
This app provides private AI capabilities directly on your iPhone and Mac. Interact with AI models that run locally, allowing for offline use, personalized workspaces, and understanding of documents and images. It offers features like voice conversations and web search for enhanced productivity.
- Local AI models for offline use
- Voice conversations with AI
- Built-in memory for context
- Project organization for related chats
- Personalized AI assistants
- Web search for current information
- File and image understanding
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Private AI. Built Around You. Oscilla brings local AI to your iPhone and Mac. Write, brainstorm, understand documents, and talk things through with AI models that run on your own device. Choose your models, make them your own, and build a workspace around the way you think. - Local AI — Download models and chat offline. - Voice conversations — Speak naturally and hear responses with Voice Mode. - Built-in memory — Keep useful context for more personalized conversations. - Projects — Bring related chats, instructions, and reference files together. - Personal Assistants — Create focused helpers with their own instructions and knowledge. - Web Search — Find current information with sources. - File and image understanding — Ask questions about documents, screenshots, and images with supported models. - OS Bridge — Chat from your iPhone while your Mac runs the model, including models your iPhone couldn’t run on its own. Your AI. On your devices. Under your control. Web Search requires internet access and setup. Features vary by device and model.
OpenCalorie
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A calorie & macro tracker for iPhone, built on the open Open Food Facts database - the "Wikipedia of food."
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Verdict
Oscilla and OpenCalorie are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Oscilla ships an update weekly, OpenCalorie every 4 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Oscilla | OpenCalorie |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (33 ratings) — better | — |
| Positive reviews | 92.9% of reviews | — |
| Number of ratings | 33 — better | — |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 — better | 26.5 |
| Further details — not scored | ||
| Size | 92 MB | 20 MB |
| Age rating | 12+ | 4+ |
| Developer | Matthew David Fusco | Slawomir Job |
In-app purchases
Oscilla
No in-app purchases
OpenCalorie
No in-app purchases
