# Zengo vs Progress Pics

The clearest difference is in-app purchases: Zengo at none against Progress Pics's 5. Zengo also leads on iOS requirement (9.0 vs 16.4). Progress Pics's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Progress Pics sells 5 in-app purchases, starting at $4.99 per month. Zengo asks for nothing beyond the download.

Zengo ships an update fortnightly, Progress Pics weekly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Zengo | Progress Pics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (44 ratings)](https://appshunter.io/ios/app/progress-pics-body-tracker/id6758867697/reviews)** |
| Number of ratings | — | **44** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Freemium |
| Size | 94 MB | 147 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gonosen Inc](https://appshunter.io/developer/1567371777) | [Thumbstone Labs](https://appshunter.io/developer/1875407673) |

## What reviewers say

### Zengo

[App page](https://appshunter.io/ios/app/zengo/id1585295471)

**Features:** macOS Compatibility

**In-app purchases:** none


### Progress Pics

[App page](https://appshunter.io/ios/app/progress-pics-body-tracker/id6758867697)

Easily track your fitness journey with progress photos. Organize images by angle, compare before and after shots, and create timelapse videos of your transformation. Your photos remain private on your device.

**Highlights:** Progress photo timeline, Before & after comparison, Timelapse video export, Organize by angle, In-app camera with timer, Private, on-device storage

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $9.99 | per year |
| Pro Yearly | $14.99 | per year |
| Pro Yearly | $29.99 | per year |
| Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Zengo free?

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

### Is Progress Pics free?

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

### Do Zengo or Progress Pics have ads?

Zengo shows ads; Progress Pics does not.

### Which is updated more often, Zengo or Progress Pics?

Zengo ships an update fortnightly, and Progress Pics weekly. Most recently, Zengo was updated on October 10, 2026 and Progress Pics on October 12, 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.*