Comparison

Lunar age vs Final Size

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

Head to head

Lunar age

Displays the lunar age

Compress and Resize Photos

Free

🔧 Utilities

No ratingsView app →

About

Lunar age

Features

Read full description

Moon Phase Calendar Displays the moon phases. Recommended for those interested in the moon, who enjoy its phases, or have an interest in astronomy and astrology.

About

Final Size

Read full description

Compress images by up to 90% — right on your device. Final Size compresses AVIF, HEIC, JPEG, PNG, and WebP files in milliseconds, completely offline. KEY FEATURES - Adjust quality per format with real-time preview - Share via AirDrop, Messages, or save to library - Clean, intuitive one-screen interface BUILT FOR PRIVACY No accounts. No servers. No tracking. Your photos stay yours — always. PERFECT FOR Photographers clearing storage, developers optimizing assets, or anyone tired of apps that upload your photos to the cloud.

Screenshots

Lunar age3 screens

Final Size4 screens

Verdict

The call

The clearest difference is iOS requirement: Lunar age at 15.6 against Final Size's 26.0. On price, update cadence, ads and in-app purchases 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. Lunar age sells 1 one-off in-app purchase and Final Size sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lunar age ships an update monthly, Final Size every 6 weeks. The most recent releases landed on July 23, 2026 and August 22, 2026 respectively.

Scorecard1 real difference · 5 level

Lunar age versus Final Size: the parameters behind the verdict, then further details
Parameter	Lunar age	Final Size
Price	Free	Free
Update frequency	Monthly — better	Every 6 weeks
Ads	No	No
In-app purchases	Yes	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.6 — better	26.0
Further details — not scored
Size	31 MB	36 MB
Age rating	4+	4+
Developer	akira ohmachi	Kevin Hermawan

In-app purchases

1 purchases

Lunar age

One-time1

Remove Ads$1.99

1 purchases

Final Size

One-time1

Final Size Pro$7.99

Questions

Is Lunar age free?

Lunar age is free to download, with in-app purchases available.

Is Final Size free?

Final Size is free to download, with in-app purchases available.

Do Lunar age or Final Size have ads?

Neither Lunar age nor Final Size shows ads.

Which is updated more often, Lunar age or Final Size?

Lunar age ships an update monthly, and Final Size every 6 weeks. Most recently, Lunar age was updated on July 23, 2026 and Final Size on August 22, 2026.