# ToolKeeper vs Comet

The clearest difference is in-app purchases: ToolKeeper at none against Comet's 3. ToolKeeper also leads on update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Comet sells 3 in-app purchases, starting at $20.00 per month. ToolKeeper asks for nothing beyond the download.

ToolKeeper ships an update every 2 days, Comet weekly. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ToolKeeper | Comet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (7.8K ratings)](https://appshunter.io/ios/app/comet-ai-browser-and-assistant/id6748622471/reviews)** |
| Number of ratings | — | **7.8K** |
| Positive reviews | — | 65.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 285 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Luke Pilkington](https://appshunter.io/developer/1515186312) | [Perplexity AI, Inc.](https://appshunter.io/developer/1668000336) |

## What reviewers say

### ToolKeeper

[App page](https://appshunter.io/ios/app/toolkeeper/id6444084304)

**Features:** macOS Compatibility

**In-app purchases:** none


### Comet

[App page](https://appshunter.io/ios/app/comet-ai-browser-and-assistant/id6748622471)

This AI-powered browser acts as a personal assistant, streamlining workflows and boosting focus. It offers unified AI search, instant context, and automation across websites for tasks like summarizing, shopping, and research. The assistant learns your habits to keep you organized and prevent lost tabs or inspiration.

**Highlights:** Unified AI search, Instant context and automation, Summarize, shop, schedule, research, Personalized AI assistant, Tab and inspiration organization, Workflow streamlining

**Features:** Apple Wallet

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Perplexity Pro | $20.00 | per month |
| Perplexity Pro | $200.00 | per year |
| Perplexity Max | $200.00 | per month |


## Frequently asked questions

### Is ToolKeeper free?

ToolKeeper is free to download, with no in-app purchases.

### Is Comet free?

Comet is free to download, with in-app purchases available.

### Do ToolKeeper or Comet have ads?

Neither ToolKeeper nor Comet shows ads.

### Which is updated more often, ToolKeeper or Comet?

ToolKeeper ships an update every 2 days, and Comet weekly. Most recently, ToolKeeper was updated on October 13, 2026 and Comet on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*