# PROJOY M vs iSungo

PROJOY M and iSungo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

PROJOY M ships an update every 4 months, iSungo every 5 months. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | PROJOY M | iSungo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Size | 40 MB | 54 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Projoy Electric Co., Ltd.](https://appshunter.io/developer/1718026915) | [Shanghai Raymon IoT Technology Co., Ltd.](https://appshunter.io/developer/1649162918) |

## What reviewers say

### PROJOY M

[App page](https://appshunter.io/ios/app/projoy-m-cloud-v2/id6472881964)

**Features:** macOS Compatibility

**In-app purchases:** none


### iSungo

[App page](https://appshunter.io/ios/app/isungo/id6475705679)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PROJOY M free?

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

### Is iSungo free?

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

### Do PROJOY M or iSungo have ads?

Neither PROJOY M nor iSungo shows ads.

### Which is updated more often, PROJOY M or iSungo?

PROJOY M ships an update every 4 months, and iSungo every 5 months. Most recently, PROJOY M was updated on September 17, 2026 and iSungo 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.*