# Centmap vs Grain Traders

The clearest difference is device support: Grain Traders at 3 against Centmap's 1. Grain Traders also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Centmap | Grain Traders |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/centmap/id6469340143/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 25 MB | 120 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [CENTMAP LLC](https://appshunter.io/developer/1711802878) | [Samba Technologies Pte. Ltd.](https://appshunter.io/developer/1749930600) |

## What reviewers say

### Centmap

[App page](https://appshunter.io/ios/app/centmap/id6469340143)

Discover the best drink deals in your city with real-time price comparisons and happy hour alerts. Plan your outings up to 12 hours in advance and navigate directly to your chosen bar. Contribute to the community by adding new locations.

**Highlights:** Live beer prices, Happy hour alerts, Future price slider, Filter by beer type/size, Bar details and navigation, Become an editor

**In-app purchases:** none


### Grain Traders

[App page](https://appshunter.io/ios/app/grain-traders/id6747162507)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Centmap free?

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

### Is Grain Traders free?

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

### Do Centmap or Grain Traders have ads?

Neither Centmap nor Grain Traders shows ads.

### Which is updated more often, Centmap or Grain Traders?

Centmap ships an update every 3 weeks, and Grain Traders every 3 weeks. Most recently, Centmap was updated on September 18, 2026 and Grain Traders on September 8, 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.*