2000 K vs Cello
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
2000 K
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The 2000 K app is a passport to your building. It unlocks everything special about where you work or live. The app allows you to see upcoming events, sign up for fitness classes, book your building’s amenities like gyms and meeting rooms, and much more.
Cello
Discover the full potential of AI assistants like ChatGPT and Gemini with daily, practical prompts. Explore guided journeys to deepen your understanding and easily integrate AI into your workflow.
- Daily bite-sized AI prompts
- Guided learning journeys
- Easy copy-paste functionality
- Maximizes AI tool potential
- Practical AI integration
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Start using AI. One prompt at a time. Most of us are barely scratching the surface of what ChatGPT, Claude, and Gemini can do — simply because we don't know what to ask. Cello changes that. Get one bite-sized, brilliantly practical prompt delivered every morning — plus journeys to go deeper. Copy, paste, go.
Screenshots
Verdict
The clearest difference is update cadence: 2000 K at fortnightly against Cello's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.
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.
2000 K ships an update fortnightly, Cello every 6 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.
| Parameter | 2000 K | Cello |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (6 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Fortnightly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 97 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | cove | Candice Bryant |
In-app purchases
2000 K
No in-app purchases
Cello
No in-app purchases
