# On The Fly Stores vs CRS OneSource

The clearest difference is ads: CRS OneSource at none against On The Fly Stores's shown. On The Fly Stores's advantage is update cadence (monthly vs every 3 months) and iOS requirement (12.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

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

On The Fly Stores ships an update monthly, CRS OneSource every 3 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | On The Fly Stores | CRS OneSource |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (21 ratings)](https://appshunter.io/ios/app/on-the-fly-stores/id6504762904/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 91 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [On The Fly Holding, LLC](https://appshunter.io/developer/1753712962) | [Pomegranate Technologies, Inc.](https://appshunter.io/developer/1493349112) |

## What reviewers say

### On The Fly Stores

[App page](https://appshunter.io/ios/app/on-the-fly-stores/id6504762904)

Access exclusive coupons for gas, snacks, and more at participating locations. Simply present your phone at checkout to redeem savings. Get notified of nearby deals and set reminders so you never miss out.

**Highlights:** Exclusive coupons, Gas savings, Snack deals, In-store redemption, Nearby store locator, Coupon reminders, Limited-time offers

**Features:** Apple Wallet

**In-app purchases:** none


### CRS OneSource

[App page](https://appshunter.io/ios/app/crs-onesource/id6717614093)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is On The Fly Stores free?

On The Fly Stores is free to download, with no in-app purchases.

### Is CRS OneSource free?

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

### Do On The Fly Stores or CRS OneSource have ads?

On The Fly Stores shows ads; CRS OneSource does not.

### Which is updated more often, On The Fly Stores or CRS OneSource?

On The Fly Stores ships an update monthly, and CRS OneSource every 3 months. Most recently, On The Fly Stores was updated on October 24, 2026 and CRS OneSource on October 30, 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.*