Comparison

LEION vs Mono Photo

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

Head to head
About

LEION

This utility app connects to AR glasses to manage settings and enable real-time voice-to-text conversion and translation. It enhances communication efficiency by displaying translated text directly in the user's field of vision.

Highlights
  • Connects to Leion Hey AR glasses
  • Manages connection settings
  • Enables voice-to-text
  • Real-time translation
  • Displays text in AR view
Features
Read full description

LEION is an auxiliary application software for Leion Hey AR glasses, allowing for quick connection management and setting up services such as voice-to-text. Leion Hey AR glasses are an all-weather, comfortable-to-wear AR communication assistant, capable of converting or translating sound into text in real-time (supporting multiple languages and dialects) and displaying it clearly in front of the user. It aims to improve communication efficiency and provide you with a brand-new work and life experience.

About

Mono Photo

Read full description

Mono — Your Essential Film Photography Field Companion Stop second-guessing your shots and start mastering your craft. Mono is the ultimate decision engine and toolkit, designed specifically for film photographers by film photographers. It helps you make faster, more confident choices in the field, so you can focus on what matters most: capturing the moment. The Decision Engine: Get the Perfect Recommendation in 10 Seconds Struggling with which film stock to load? Not sure which lens or filter to pair with the scene? The Mono decision engine cuts through the noise. Answer four simple questions about your desired aesthetic, light conditions, subject, and available gear, and Mono will analyze the scenario to provide a single, definitive recommendation. No more analysis paralysis—just clarity and confidence. The "One Roll" Challenge: Build True Mastery The hallmark of a great photographer is mastering a single tool. Embrace the discipline of film with Mono’s One Roll mode. Select a single film stock—be it a classic like Ilford HP5, an artistic color negative, or a unique experimental emulsion—and commit to shooting a full roll. Mono will guide you, helping you learn the nuances of how that specific stock adapts to and renders different light and subjects, fundamentally changing the way you see and shoot. The Essential Field Toolkit Mono is packed with specialized tools to help you nail every frame: Quick Presets: Instant, one-tap exposure scenarios for common situations. Field Adjust: A dynamic tool to quickly adapt your settings as light changes around you. Fix My Shot: A problem-solver to help you correct exposure or focus issues before you release the shutter. Compare: Side-by-side technical data for film stocks and gear to make informed pre-shoot choices. Key Features: Elegant Dark Mode Interface: Designed to preserve your night vision in low light. Comprehensive Film Database: Detailed profiles of over 50 popular and rare black & white, color, slide, and experimental film stocks. Intelligent Algorithms: A decision engine trained on real-world film photography outcomes. Native iOS Experience: Includes all your familiar phone-top status and navigation bars. Stop deciding and start shooting. Download Mono today.

Screenshots

LEION4 screens
Mono Photo4 screens

Verdict

The call

The clearest difference is in-app purchases: LEION at none against Mono Photo's 1. LEION also leads on iOS requirement (13.0 vs 15.6). Mono Photo's advantage is update cadence (daily vs every 2 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Mono Photo sells 1 one-off in-app purchase. LEION asks for nothing beyond the download.

UpkeepUpdate frequency

LEION ships an update every 2 months, Mono Photo daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
LEION versus Mono Photo: the parameters behind the verdict, then further details
ParameterLEIONMono Photo
PriceFreeFree
Rating4.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 monthsDaily — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size138 MB3 MB
Age rating4+4+
DeveloperBeijing LLVision Tech. Co., Ltd.Asikin Lucius Andi Putra

In-app purchases

None

LEION

No in-app purchases

1 purchases

Mono Photo

One-time1
  • Mono - Your photo companion$0.99

Questions

Is LEION free?
LEION is free to download, with no in-app purchases.
Is Mono Photo free?
Mono Photo is free to download, with in-app purchases available.
Do LEION or Mono Photo have ads?
Neither LEION nor Mono Photo shows ads.
Which is updated more often, LEION or Mono Photo?
LEION ships an update every 2 months, and Mono Photo daily. Most recently, LEION was updated on November 3, 2026 and Mono Photo on October 31, 2026.

Other comparisons