Comparison

みるモニGPS vs Lastgrain

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

Head to head
About

みるモニGPS

Features
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みるモニ位置情報 for iOS はシンプル見守りシステム Mirumoni の専用アプリである「みるモニ」と連動して、居場所を見守る機能を追加するアプリです。テレビの利用状態や活動状況・室内環境状態がグラフ表示され一目で把握することができるのに加え、外出・帰宅の検知も可能になります。 なお、「みるモニGPS」と「みるモニ」による居場所見守りは、見守りサービス Mirumoni の利用している/していないに関係なく、無料でご利用いただけます。 みるモニ居場所見守りは見守り対象者の自宅からの相対位置を通知する仕組みですので、位置情報を悪用される心配はなく、安心してご利用いただけます。

About

Lastgrain

Features
Read full description

Lastgrain is a life timer that shows the time you have lived and the time you have left based on your birth date and expected lifespan. It quietly visualizes the passage of your life through an hourglass and numerical displays. This app does not make predictions. It is not intended for medical diagnosis or statistical life expectancy forecasting. It simply displays the passage of time in a visible form based on the values you enter. Main features - Display elapsed time and remaining time - Show overall progress as a life timer - Toggle seconds on / off - Support Light / Dark / System theme - Home Screen widget support - Store input data locally on your device Rather than pushing you with notifications or flashy effects, Lastgrain is designed to offer a quiet experience of observing time through an hourglass and numbers. It is not primarily for time management or productivity, but for gently reconnecting you with your sense of time. Please note - Displayed values are calculated based on your input and your device’s current time - This app does not provide medical or statistical predictions - If you find it emotionally overwhelming, please discontinue use

Screenshots

みるモニGPS2 screens
Lastgrain4 screens

Verdict

The call

The clearest difference is update cadence: Lastgrain at monthly against みるモニGPS's every 6 months. みるモニGPS's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

みるモニGPS ships an update every 6 months, Lastgrain monthly. The most recent releases landed on September 24, 2026 and August 31, 2026 respectively.

Scorecard2 real differences · 4 level
みるモニGPS versus Lastgrain: the parameters behind the verdict, then further details
ParameterみるモニGPSLastgrain
PriceFreeFree
Update frequencyEvery 6 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better17.0
Further details — not scored
Size3 MB25 MB
Age rating4+4+
DeveloperNMS Inc.Takafumi Kawano

In-app purchases

None

みるモニGPS

No in-app purchases

None

Lastgrain

No in-app purchases

Questions

Is みるモニGPS free?
みるモニGPS is free to download, with no in-app purchases.
Is Lastgrain free?
Lastgrain is free to download, with no in-app purchases.
Do みるモニGPS or Lastgrain have ads?
Neither みるモニGPS nor Lastgrain shows ads.
Which is updated more often, みるモニGPS or Lastgrain?
みるモニGPS ships an update every 6 months, and Lastgrain monthly. Most recently, みるモニGPS was updated on September 24, 2026 and Lastgrain on August 31, 2026.

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