Comparison

System Guard vs FontImage

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

Head to head
About

System Guard

Gain deep insights into your iPhone, iPad, or Watch's performance and health. Understand storage, battery, network, and hardware details with clear explanations and actionable alerts. Includes comprehensive hardware diagnostics.

Highlights
  • Device status overview
  • Detailed battery health and history
  • Comprehensive hardware diagnostics
  • Network connection and data usage monitoring
  • Storage analysis and optimization suggestions
  • Home and Lock Screen widgets
  • Apple Watch app integration
Features
Read full description

Know your iPhone, iPad and Watch inside out. System Guard shows what your device is, how it is doing right now and whether anything needs your attention - in plain language, with every figure explained. ► AT A GLANCE • One status card: storage, memory, temperature, Low Power Mode, passcode and whether a newer iOS is available for your model • CPU, memory, storage and power as live tiles • Tap any value for a clear explanation of what it means ► BATTERY HEALTH • Real capacity and charge cycles, read from the diagnostics file iOS writes on your device • Your iPad, Apple Watch or a second iPhone too: import their files and see each device under its own name, with this device first • Charts of capacity, cycles and your daily charge range (Pro) • Sync your readings with iCloud across your devices (Pro) • A step-by-step guide to find the file, and a weekly reminder if you like ► EVERY DETAIL OF YOUR DEVICE • Model, chip, GPU, memory, display, cameras, sensors, audio and security • Storage: total, used, free - and what iOS can free up by itself • Compare your device with any other iPhone or iPad ► HISTORY AND ALERTS • Storage, memory and temperature over days and weeks, with charts you can zoom and scroll • A notification before you run out of storage, and when a new iOS version is out ► NETWORK • Connection, addresses, VPN, DNS and cellular technology (LTE, 5G) • Live traffic, and your data use today, yesterday and over 7 and 30 days • Wi-Fi name and access point, and the router • Find the devices on your Wi-Fi network: printers, speakers, TVs and more • Speed test: latency, download and upload ► HARDWARE CHECK-UP • 16 tests: display, touch, speakers, microphone, haptics, vibration, cameras, Face ID or Touch ID, sensors, buttons and more • Ideal before buying or selling a used device • Export a device report as PDF, text or JSON ► WIDGETS, CONTROLS, WATCH AND SHORTCUTS • Home Screen and Lock Screen widgets for storage, memory, CPU and status • Control Center controls for the check-up and the speed test • Apple Watch app with the watch's own figures, your iPhone's status and complications • Shortcuts and Siri: ask for free storage, memory, CPU load and more ► SYSTEM GUARD PRO One purchase, no subscription. Removes all ads and unlocks History and alerts, the full check-up, the network details and the speed test, the devices on your network, the battery charts and full battery details, more devices in Battery health, iCloud sync, the device report, and every widget and Shortcut. ► PRIVACY System Guard reads only what iOS makes available to every app, never changes anything on your device and needs no account. Your history and battery readings stay on your device, unless you sync the battery readings with your own iCloud, which only you can see. The free version shows ads; you can choose non-personalized ads at any time.

About

FontImage

Transform text into images using a variety of fonts. Customize font size and color, and export your creations as PNG files. Supports drag and drop functionality on iPad.

Highlights
  • Convert text to images
  • Multiple font options
  • Adjustable font size
  • Customizable text color
  • PNG image export
  • Drag and drop support (iPad)
Features
Read full description

Convert characters of various fonts to images. Font size and color can be changed. Images are output in PNG format. [iPad]You can drag and drop images to other applications.

Screenshots

System Guard4 screens
FontImage3 screens

Verdict

The call

The clearest difference is rating: System Guard at 4.5 against FontImage's 2.5. System Guard also leads on review sentiment (80% vs 50%) and update cadence (weekly vs every 3 months). FontImage's advantage is in-app purchases (none vs 1). On price, ads, 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. System Guard sells 1 one-off in-app purchase. FontImage asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

System Guard holds the better App Store score, 4.5 against 2.5. That said, the two scores are not equally well evidenced: System Guard has 979 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of System Guard's written reviews are positive against 50% of FontImage's.

UpkeepUpdate frequency

System Guard ships an update weekly, FontImage every 3 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

Scorecard6 real differences · 4 level
System Guard versus FontImage: the parameters behind the verdict, then further details
ParameterSystem GuardFontImage
PriceFreeFree
Rating4.5 (979 ratings) — better2.5 (2 ratings)
Positive reviews80.0% of reviews — better50.0% of reviews
Number of ratings979 — better2
Update frequencyWeekly — betterEvery 3 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size25 MB5 MB
Age rating4+4+
DeveloperRBT Digital LLCMotoki Takahashi

Customer experience

System Guard

All ratings979 ratings
Positive87.9%
Neutral10.1%
Negative1.9%
Written reviews70 reviews
Positive80.0%
Neutral4.3%
Negative15.7%

FontImage

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

1 purchases

System Guard

One-time1
  • System Guard Pro$2.99
None

FontImage

No in-app purchases

Questions

Is System Guard free?
System Guard is free to download, with in-app purchases available.
Is FontImage free?
FontImage is free to download, with no in-app purchases.
Which has better reviews, System Guard or FontImage?
System Guard is rated higher. System Guard averages 4.5 out of 5 from 979 ratings, while FontImage averages 2.5 from 2 ratings.
Do System Guard or FontImage have ads?
Both System Guard and FontImage show ads.
Which is updated more often, System Guard or FontImage?
System Guard ships an update weekly, and FontImage every 3 months. Most recently, System Guard was updated on November 6, 2026 and FontImage on November 2, 2026.

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