# COSGrid SD vs JellTel Enhanced Messaging

The clearest difference is update cadence: COSGrid SD at every 2 weeks against JellTel Enhanced Messaging's every 34 months. COSGrid SD also leads on iOS requirement (12.0 vs 14.0). On price, ads, 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.

COSGrid SD ships an update every 2 weeks, JellTel Enhanced Messaging every 34 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | COSGrid SD | JellTel Enhanced Messaging |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 34 months |
| Size | 65 MB | 51 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [COSGrid Networks](https://appshunter.io/developer/1610853863) | [Jell Tel Inc](https://appshunter.io/developer/1501365475) |

## What reviewers say

### COSGrid SD

[App page](https://appshunter.io/ios/app/cosgrid-sd-wan/id1610853861)

**Features:** macOS Compatibility

**In-app purchases:** none


### JellTel Enhanced Messaging

[App page](https://appshunter.io/ios/app/jelltel-enhanced-messaging/id6449196595)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COSGrid SD free?

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

### Is JellTel Enhanced Messaging free?

JellTel Enhanced Messaging is free to download, with no in-app purchases.

### Do COSGrid SD or JellTel Enhanced Messaging have ads?

Neither COSGrid SD nor JellTel Enhanced Messaging shows ads.

### Which is updated more often, COSGrid SD or JellTel Enhanced Messaging?

COSGrid SD ships an update every 2 weeks, and JellTel Enhanced Messaging every 34 months. Most recently, COSGrid SD was updated on October 27, 2026 and JellTel Enhanced Messaging on October 30, 2026.

---

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