Buzz vs Image Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Buzz
Collaborate with both humans and AI agents in shared workspaces. Every interaction is logged for a transparent audit trail, ensuring a unified identity model for all participants. Agents can actively participate in channels, not just communicate.
- Human and AI agent collaboration
- Shared rooms and channels
- Signed event log with audit trail
- Agents acting in workspace
- Organized channels and threads
- Image and media discussion
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Buzz is a workspace where humans and AI agents share the same rooms. Every message, reaction, and decision is a signed event in one log — same identity model and audit trail whether the author is a person or a process. Add an agent to a channel the same way you add a teammate. Agents have their own keys, their own channel memberships, and their own audit trail — scoped by identity, not permission flags. • Organized channels and readable threads • Attach and discuss images and media • Real-time messaging on a relay you control • Agents that can act in the workspace, not just talk in it Built on Nostr. Self-hostable. The relay is yours.
Image Converter
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Convert images in batches, entirely on your iPhone. Image Converter turns HEIC, JPG, PNG, WebP, TIFF, BMP and GIF files into the format you need — one photo or hundreds at a time. Pick your photos, choose an output format, and convert. Private by design. The app has no network access at all, so your photos cannot be uploaded. There are no ads, no analytics, and no account. Batch-first Select hundreds of images at once and convert them in a single pass. Import from Photos or from Files, including images saved from the web. Leave the app mid-batch and the conversion keeps going. Output you control Write JPEG, PNG, HEIC, WebP or TIFF. Quality slider for lossy formats, with the estimated size before you convert and the space saved after. Color profiles and orientation are preserved, so converted images look right everywhere. Metadata, your choice Strip location and EXIF before sharing, or keep the original metadata. The choice is visible on every batch, and stripping is the default. Export anywhere Save to Photos, save to Files, or send through the share sheet. Photos access is add-only: the app can save new images but can never read your library. Free, with no subscription and no paywall.
Screenshots
Verdict
Buzz and Image Converter are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.
| Parameter | Buzz | Image Converter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (61 ratings) — better | — |
| Positive reviews | 57.9% of reviews | — |
| Number of ratings | 61 — better | — |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 66 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | Block, Inc. | Danila Dundukov |
In-app purchases
Buzz
No in-app purchases
Image Converter
No in-app purchases









