# Folding Machine Output vs 100k Mentor Challenge

The clearest difference is price: 100k Mentor Challenge at Free against Folding Machine Output's $0.99. 100k Mentor Challenge also leads on update cadence (monthly vs every 38 months) and device support (3 vs 1). Folding Machine Output's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

100k Mentor Challenge is free to download; Folding Machine Output costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Folding Machine Output ships an update every 38 months, 100k Mentor Challenge monthly. The most recent releases landed on December 4, 2025 and October 14, 2026 respectively.

## The numbers

| Metric | Folding Machine Output | 100k Mentor Challenge |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.2 (19 ratings)](https://appshunter.io/ios/app/100k-mentor-challenge/id1528816720/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Monthly** |
| Monetization | — | Ad-supported |
| Size | 1 MB | 45 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Manfred Breede](https://appshunter.io/developer/414696754) | [ProMazo, Inc.](https://appshunter.io/developer/1528816722) |

## What reviewers say

### Folding Machine Output

[App page](https://appshunter.io/ios/app/folding-machine-output/id445174395)

**Features:** macOS Compatibility

**In-app purchases:** none


### 100k Mentor Challenge

[App page](https://appshunter.io/ios/app/100k-mentor-challenge/id1528816720)

Connect with mentors or aspiring leaders to achieve career goals. This app helps diverse college students gain career advice, build networks, and boost confidence. Complete your profile to join the next mentorship match.

**Highlights:** Mentorship matching, Career advice, Networking opportunities, Goal encouragement, Profile completion

**In-app purchases:** none


## Frequently asked questions

### Is Folding Machine Output free?

Folding Machine Output costs $0.99, with no in-app purchases.

### Is 100k Mentor Challenge free?

100k Mentor Challenge is free to download, with no in-app purchases.

### Do Folding Machine Output or 100k Mentor Challenge have ads?

100k Mentor Challenge shows ads; Folding Machine Output does not.

### Which is updated more often, Folding Machine Output or 100k Mentor Challenge?

Folding Machine Output ships an update every 38 months, and 100k Mentor Challenge monthly. Most recently, Folding Machine Output was updated on December 4, 2025 and 100k Mentor Challenge on October 14, 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.*