# FlashInvaders vs Jackknife

The clearest difference is ads: FlashInvaders at none against Jackknife's shown. FlashInvaders also leads on ratings volume (907 vs 1) and monetization model (free vs ad-supported). Jackknife's advantage is review sentiment (100% vs 77%). On price, rating, 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 App Store both sit at effectively the same score — 4.9 for FlashInvaders against 5.0 for Jackknife. That said, the two scores are not equally well evidenced: FlashInvaders has 907 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 77% of FlashInvaders's written reviews are positive against 100% of Jackknife's.

## The numbers

| Metric | FlashInvaders | Jackknife |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (907 ratings)](https://appshunter.io/ios/app/flashinvaders/id895180919/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/jackknife/id6768254724/reviews)** |
| Number of ratings | **907** | 1 |
| Positive reviews | 76.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | — |
| Monetization | **Free** | Ad-supported |
| Size | 20 MB | 84 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [flash invaders](https://appshunter.io/developer/895180922) | [Jackknife Inc](https://appshunter.io/developer/1896554388) |

## What reviewers say

### FlashInvaders

[App page](https://appshunter.io/ios/app/flashinvaders/id895180919)

Discover and document street art mosaics globally. Scan artwork to add it to your personal gallery, earn points, and track your progress. Share your finds and compete with friends.

**Highlights:** Discover street art mosaics, Scan and document artwork, Personal mosaic gallery, Share discoveries on social media, Follow friends' scores, Live worldwide flash stream

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

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging app
- 🚀 Great for exploring cities
- 👾 Clever concept
- 💥 Motivates users to discover art
- 🌍 Encourages travel and discovery

**What reviewers complain about**

- 🐛 Validation/recognition issues
- 🚫 Inability to upload existing photos
- 🤖 Glitchy and unreliable
- 🚫 Accounts getting banned/blocked

**Reported bugs**

- Camera not working
- Login/sign-up issues
- Crashes and black screens
- Inability to restore lost galleries

**Requested features**

- Ability to upload existing photos
- Improved validation and recognition
- Geolocation support for damaged invaders
- Higher zoom levels
- More invaders in different regions


### Jackknife

[App page](https://appshunter.io/ios/app/jackknife/id6768254724)

This app helps homeowners manage their property by identifying items, building maintenance plans, and documenting ownership. It provides reminders for maintenance, warranty expirations, and product recalls, and assists with repairs and hiring professionals.

**Highlights:** Item identification via phone camera, Automated maintenance scheduling, Warranty expiration alerts, Product recall notifications, DIY repair guidance, Professional hiring recommendations, Home inventory documentation

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

**In-app purchases:** none


## Frequently asked questions

### Is FlashInvaders free?

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

### Is Jackknife free?

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

### Which has better reviews, FlashInvaders or Jackknife?

Jackknife is rated higher. FlashInvaders averages 4.9 out of 5 from 907 ratings, while Jackknife averages 5.0 from 1 ratings.

### Do FlashInvaders or Jackknife have ads?

Jackknife shows ads; FlashInvaders does not.

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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.*