Comparison

PicX vs CloudSatellite

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PicX

Features
Read full description

PicX is a minimalist image tool designed for Mac, iPad, and iPhone. It reduces file size by 50%-80% without visible quality loss, helping you save valuable storage space. Why PicX? 
• 100% Offline Privacy: All processing happens locally. No internet needed, no data collection.
 • Blazing Fast Batch Processing: Optimized for Apple Silicon. Handle multiple photos in seconds.
 • Universal Format Factory: Supports compression and conversion for HEIC/HEIF, WebP, JPG/JPEG, PNG, TIFF, BMP, PDF, and more. 【Key Features】
 • Smart Lossless Compression
 Exclusive algorithm balances quality and size. Perfect for saving device  space, sharing on WeChat/WhatsApp without compression, or saving iCloud storage. • Full Format Conversion
 Convert between JPEG, PNG, HEIC, WebP, TIFF, BMP, and PDF. Specifically optimized for iPhone (HEIC/HEIF) to JPG compatibility. • Flexible Resizing 
Includes 80%, 60% presets and custom pixel dimensions. Ideal  for e-commerce, ID photos, and web design. • Universal Purchase
 Buy once, use on iPhone, iPad, and Mac. Efficient drag-and-drop on  desktop, intuitive on mobile. (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CloudSatellite

Features
Read full description

CloudSatellite brings satellite pass predictions, live tracking, antenna rotator control, radio frequency coordination and audio decoding together for satellite observers and amateur radio operators. SATELLITE LOOKUP AND PASS PREDICTIONS Find satellites by name or NORAD ID and view orbital information and amateur radio frequencies. Predict pass times, duration, azimuth and maximum elevation for your observing location. LIVE POSITIONS AND TRACKING Use the orbit map and sky view to follow satellite positions, paths and directions relative to your location. ROTATOR AND RADIO CONTROL Connect compatible antenna rotators, amateur radio transceivers or SDR devices for manual control and automatic tracking. Coordinate uplink and downlink frequencies and compensate for Doppler shift as the satellite moves. NEW: CUSTOM EPHEMERIS Import TLE and OMM JSON orbital data and manage custom ephemeris for satellite lookup, position calculations and tracking plans. NEW: SSDV AUDIO DECODING Receive live audio or process audio files to decode supported SSDV signals and reconstruct images for viewing and further processing. AUDIO AND SIGNAL TOOLS On supported devices and connections, view audio spectra and waterfall displays, record audio, and send, receive and manage SSTV images. PERSONAL SETTINGS Save favorite satellites and customize observing locations and prediction ranges. Available in Simplified Chinese, English, Japanese, Spanish, German, Brazilian Portuguese, Russian and French. Equipment control and audio features require compatible hardware and connection settings. Availability depends on the device and platform. MEMBERSHIP Monthly and annual auto-renewable subscriptions unlock all satellites in the app and custom ephemeris features. Prices are shown on the purchase screen. Payment is charged to your Apple Account after purchase confirmation. Subscriptions renew automatically unless canceled. Manage or cancel your subscription in your Apple Account subscription settings. Terms of Use / EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

PicX4 screens
CloudSatellite4 screens

Verdict

The call

The clearest difference is ads: CloudSatellite at none against PicX's shown. PicX's advantage is update cadence (weekly vs every 3 weeks). On price, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PicX sells 3 in-app purchases, starting at $1.99 per month and CloudSatellite sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PicX ships an update weekly, CloudSatellite every 3 weeks. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

Scorecard2 real differences · 4 level
PicX versus CloudSatellite: the parameters behind the verdict, then further details
ParameterPicXCloudSatellite
PriceFreeFree
Update frequencyWeekly — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPad, MaciPhone, iPod, Mac
Requires iOS16.015.0 — better
Further details — not scored
Size16 MB37 MB
Age rating4+12+
Developer晓丰 李颖龙 刘

In-app purchases

3 purchases

PicX

Subscriptions2
  • PicX Monthly Pro$1.991 Month
  • PicX Year VIP$9.991 Year
One-time1
  • PicX Pro$12.99
2 purchases

CloudSatellite

Subscriptions2
  • 会员连续包月(1个月)$19.991 Month
  • 会员连续包年(1年)7 Days trial$99.001 Year

Questions

Is PicX free?
PicX is free to download, with in-app purchases available.
Is CloudSatellite free?
CloudSatellite is free to download, with in-app purchases available.
Do PicX or CloudSatellite have ads?
PicX shows ads; CloudSatellite does not.
Which is updated more often, PicX or CloudSatellite?
PicX ships an update weekly, and CloudSatellite every 3 weeks. Most recently, PicX was updated on November 9, 2026 and CloudSatellite on November 10, 2026.

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