Comparison

Convertly vs LunaLog

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

Head to head
About

Convertly

Features
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Convertly turns HEIC into JPG, builds PDFs from photos, and compresses files to exact sizes — all on your iPhone. Nothing uploads. Nothing tracks. SUPPORTED FORMATS Read and write: JPEG, PNG, HEIC, HEIF, WebP, AVIF, GIF (animated), PDF. Read-only: TIFF, BMP, Apple ProRAW, Adobe DNG, Canon CR2/CR3, Nikon NEF, Sony ARW, Fujifilm RAF, Panasonic RW2, Olympus ORF, Pentax PEF, Samsung SRW. WHAT IT DOES • Convert one photo or hundreds at once with live progress • Quality slider with real-time output size preview • Target size mode — set "under 200 KB" or "under 2 MB" and Convertly adjusts quality automatically • Resize by pixel cap or social presets (Instagram square, Stories, Twitter) • Three metadata modes: keep all, strip GPS, or strip everything • Built-in EXIF viewer: camera, lens, date, GPS, color space, ICC profile • PDF Builder: multi-page PDFs from photos, drag to reorder, A4/Letter/fit-to-image • PDF Extractor: export pages as images at any resolution • RAW Editor: exposure, white balance, noise reduction, then export anywhere • Background Removal: one-tap subject extraction via Neural Engine (transparent PNG) • Shortcuts & App Intents: Convert, Resize, Strip Metadata, Create PDF • Action Button compatible — no app launch required • Share Extension: convert from any app via the Share Sheet • Save to Photos, Files, Clipboard, or share to any installed app • History with thumbnails: re-export anything you've converted PRIVACY Convertly has no network entitlement in the main app. Ads run on an isolated code path with no access to your photo data. Your photos, RAW files, and PDFs never leave your device — verifiable in the App Privacy label. ACCESSIBILITY Full VoiceOver labels, Dynamic Type, semantic colors that respect high contrast and invert-colors settings. WHAT IT DOESN'T DO No cloud sync, no backup, no filters, no watermarks, no OCR, no document scanning. Convertly is a converter. Requires iOS 26 or later. Terms of Use (EULA): https://convertly-imageconverter.web.app/terms

About

LunaLog

Features
Read full description

LunaLog is a calm, private period tracker designed for quick daily logging and clear cycle insight. Track your period, flow, pain, symptoms, moods, and notes in a few taps. See your current cycle day, estimated next period, period range, ovulation day, and fertile window from a focused calendar built for everyday use. LunaLog keeps the experience lightweight and respectful. It is designed around local-first personal records, privacy lock support, discreet reminders, and clear prediction language so your cycle history stays understandable without feeling noisy or clinical. Key features: - Log period start and end dates - Record daily flow, pain, symptoms, moods, and notes - View calendar-based period and cycle predictions - Review cycle length and period length trends - Use privacy-focused settings for sensitive health data - Get gentle reminders for daily logging and upcoming periods Predictions are estimates for personal tracking and reference only. LunaLog does not provide medical diagnosis, treatment, or professional medical advice. If you have concerns about your health or cycle changes, consult a qualified healthcare professional. Terms of Use: https://cdn.fit-log.app/lunalog-period-tracker/terms.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Convertly4 screens
LunaLog3 screens

Verdict

The call

The clearest difference is in-app purchases: LunaLog at none against Convertly's 2. LunaLog also leads on ads (none vs shown) and iOS requirement (17.0 vs 26.0). On price and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Convertly sells 2 in-app purchases, starting at $5.99 per 7 days. LunaLog asks for nothing beyond the download.

Scorecard3 real differences Ā· 3 level
Convertly versus LunaLog: the parameters behind the verdict, then further details
ParameterConvertlyLunaLog
PriceFreeFree
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPad — betteriPhone
Requires iOS26.017.0 — better
Further details — not scored
Size32 MB1 MB
Age rating4+4+
DeveloperQuietly Labs s.r.o.浩东 许

In-app purchases

2 purchases

Convertly

Subscriptions2
  • Convertly Pro Weekly3 Days trial$5.997 Days
  • Convertly Pro Annual$29.991 Year
None

LunaLog

No in-app purchases

Questions

Is Convertly free?
Convertly is free to download, with in-app purchases available.
Is LunaLog free?
LunaLog is free to download, with no in-app purchases.
Do Convertly or LunaLog have ads?
Convertly shows ads; LunaLog does not.

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