mScopePal vs Zen Optimizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
mScopePal
This camera app aids in capturing microscopic images by allowing easy adjustment of color and brightness. It supports zooming and manual focus to avoid disturbing the microscope's settings. It's designed to be used with a microscope and an adapter on compatible Apple devices.
- Microscopic image capture
- Color adjustment (white balance)
- Brightness adjustment (exposure)
- Zooming support
- Manual focus function
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mScopePal is a camera app specialized for microscopic shooting. (This is not an application that turns your iPhone into a microscope. Run mScopePal on iPhone or iPod touch which is attached to a microscope using an available adapter etc.) Easy adjustment of color (white balance) and brightness (exposure). Zooming supported. The manual focus function does not disturb the focus of the microscope. How to use: https://studio-phiz.com/apps/mscopepal-desc-eng/
Zen Optimizer
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Your iPhone is full. Your memories do not have to disappear. Zen Optimizer is a private photo and video compressor that reclaims storage directly on your iPhone or iPad. Choose your media, preview the potential savings, and decide exactly what to optimize. Processing stays on your device—no cloud upload, account, or external server. MORE SPACE, SAME MEMORIES • Compress photos and videos in batches • Preview estimated storage savings before you start • Choose the balance between file size and visual quality • Keep, optimize, or remove items with simple controls • Review before-and-after sizes in your optimization history HOW IT WORKS 1. Select photos and videos from your library 2. Review their size and estimated savings 3. Choose an optimization level 4. Confirm what happens to the originals 5. See the space reclaimed when the job completes PRIVATE BY DESIGN Your photos and videos remain on your device. Zen Optimizer does not require an account and does not send your media to a cloud compression service. Ideal when large videos fill your camera roll, your storage is running low, or you want smaller media files without giving up the moments that matter. Reclaim space with control. Keep the memories.
Screenshots
Verdict
The clearest difference is update cadence: Zen Optimizer at fortnightly against mScopePal's every 4 months. mScopePal's advantage is iOS requirement (12.4 vs 17.0). On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
mScopePal ships an update every 4 months, Zen Optimizer fortnightly. The most recent releases landed on October 2, 2026 and October 16, 2026 respectively.
| Parameter | mScopePal | Zen Optimizer |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (27 ratings) — better | — |
| Positive reviews | 44.4% of reviews | — |
| Number of ratings | 27 — better | — |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Studio Phiz | Davide Zanon |
In-app purchases
mScopePal
No in-app purchases
Zen Optimizer
No in-app purchases
Questions
Is mScopePal free?
Is Zen Optimizer free?
Do mScopePal or Zen Optimizer have ads?
Which is updated more often, mScopePal or Zen Optimizer?
Other comparisons
