TV Tune Up vs Hidden msg
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TV Tune Up
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See movies and TV shows the way they were meant to be seen. Improve the picture quality of your TV or projector with TV Tune Up, an easy-to-use calibration tool kit. You stare at your screen for hours at a time - spend 15 minutes with our app to maximize the quality of those hours! Out of the box, your TV is set by the factory to make it stand out among all the other TVs in the store, which often means the picture is too bright and not as true to life as it could be. Calibrating your TV’s settings to be ideal for your home environment is key to achieving the best possible viewing experience. You can use TV Tune Up, with its test patterns, tools, and instructions, to make your TV look its best. TV Tune Up is the best way to calibrate your TV, ensuring you have the correct brightness, contrast, and sharpness settings. As a bonus, TV Tune Up includes system information such as your device’s storage usage.
Hidden msg
Securely send and receive hidden files within iMessage. Protect your sensitive data with Touch ID/Face ID authentication. Customize the visible placeholder image for unauthorized viewers.
- Send and receive hidden files in iMessage
- Touch ID/Face ID protection
- Customizable placeholder image
- Secure storage on Apple servers
- iCloud account required
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Don't be afraid anymore that someone sees your exchanged files in iMessage. Hidden msg for iMessage allows you to send and receive hidden files. It is also protected by Touch ID / face ID ;) • You choose the picture that will appear for all unconcerned/unauthorized persons. • You choose the file that will be visible only for the concerned/authorized person. • If Touch ID / Face ID is configured, no one can see the hidden file except the concerned/ authorized person. PS : Because of the importance of your privacy, all your files are stored on Apple's servers in order to ensure security and reliability. Therefore, it is necessary to have an iCloud account.
Screenshots
Verdict
The clearest difference is price: Hidden msg at Free against TV Tune Up's $0.99. Hidden msg also leads on update cadence (every 3 months vs every 19 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Hidden msg is free to download; TV Tune Up costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
TV Tune Up ships an update every 19 months, Hidden msg every 3 months. Both last shipped on November 2, 2026.
| Parameter | TV Tune Up | Hidden msg |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 2.7 (7 ratings) — better |
| Positive reviews | — | 14.3% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 19 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | Apple TV | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Cerebral Gardens | Malek Radhouani |
In-app purchases
TV Tune Up
No in-app purchases
Hidden msg
No in-app purchases









